Home / 1,725,952,128.80-2,588,928,193.20-577,094,784.80

Finding the Fourth Proportional to 1,725,952,128.80, 2,588,928,193.20 and 577,094,784.80

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Solution

The fourth proportional to 1,725,952,128.80, 2,588,928,193.20 and 577,094,784.80 is: 865,642,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,952,128.80 : 2,588,928,193.20 = 577,094,784.80 : x
  2. Step 2: Convert to fraction form
    1,725,952,128.80/2,588,928,193.20 = 577,094,784.80/x
  3. Step 3: Cross multiply
    1,725,952,128.80x = 2,588,928,193.20 × 577,094,784.80
  4. Step 4: Simplify right side
    1,725,952,128.80x = 1,494,056,958,517,406,464
  5. Step 5: Solve for x
    x = 1,494,056,958,517,406,464/1,725,952,128.80
  6. Step 6: Final answer
    x = 865,642,177.20

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Half scale
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Double scale
Find fourth proportional to 1,725,952,129.80, 2,588,928,194.70 and 577,094,785.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.