Home / 1,725,948,778.80-2,588,971,403.86-561,417,274.49

Finding the Fourth Proportional to 1,725,948,778.80, 2,588,971,403.86 and 561,417,274.49

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Solution

The fourth proportional to 1,725,948,778.80, 2,588,971,403.86 and 561,417,274.49 is: 842,141,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,948,778.80 : 2,588,971,403.86 = 561,417,274.49 : x
  2. Step 2: Convert to fraction form
    1,725,948,778.80/2,588,971,403.86 = 561,417,274.49/x
  3. Step 3: Cross multiply
    1,725,948,778.80x = 2,588,971,403.86 × 561,417,274.49
  4. Step 4: Simplify right side
    1,725,948,778.80x = 1,453,493,269,287,630,336
  5. Step 5: Solve for x
    x = 1,453,493,269,287,630,336/1,725,948,778.80
  6. Step 6: Final answer
    x = 842,141,601.85

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Double scale
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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.