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Finding the Fourth Proportional to 984,952,798.95, 1,359,224,784.86 and 544,922,800.23

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Solution

The fourth proportional to 984,952,798.95, 1,359,224,784.86 and 544,922,800.23 is: 751,987,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,952,798.95 : 1,359,224,784.86 = 544,922,800.23 : x
  2. Step 2: Convert to fraction form
    984,952,798.95/1,359,224,784.86 = 544,922,800.23/x
  3. Step 3: Cross multiply
    984,952,798.95x = 1,359,224,784.86 × 544,922,800.23
  4. Step 4: Simplify right side
    984,952,798.95x = 740,672,575,905,205,888
  5. Step 5: Solve for x
    x = 740,672,575,905,205,888/984,952,798.95
  6. Step 6: Final answer
    x = 751,987,888.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.