Home / 498,258,411.20-747,387,616.80-473,316,113.60

Finding the Fourth Proportional to 498,258,411.20, 747,387,616.80 and 473,316,113.60

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Solution

The fourth proportional to 498,258,411.20, 747,387,616.80 and 473,316,113.60 is: 709,974,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,258,411.20 : 747,387,616.80 = 473,316,113.60 : x
  2. Step 2: Convert to fraction form
    498,258,411.20/747,387,616.80 = 473,316,113.60/x
  3. Step 3: Cross multiply
    498,258,411.20x = 747,387,616.80 × 473,316,113.60
  4. Step 4: Simplify right side
    498,258,411.20x = 353,750,602,136,542,080
  5. Step 5: Solve for x
    x = 353,750,602,136,542,080/498,258,411.20
  6. Step 6: Final answer
    x = 709,974,170.40

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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.