Home / 554,486,715.60-831,730,073.40-145,584,200.40

Finding the Fourth Proportional to 554,486,715.60, 831,730,073.40 and 145,584,200.40

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Solution

The fourth proportional to 554,486,715.60, 831,730,073.40 and 145,584,200.40 is: 218,376,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,486,715.60 : 831,730,073.40 = 145,584,200.40 : x
  2. Step 2: Convert to fraction form
    554,486,715.60/831,730,073.40 = 145,584,200.40/x
  3. Step 3: Cross multiply
    554,486,715.60x = 831,730,073.40 × 145,584,200.40
  4. Step 4: Simplify right side
    554,486,715.60x = 121,086,757,684,572,304
  5. Step 5: Solve for x
    x = 121,086,757,684,572,304/554,486,715.60
  6. Step 6: Final answer
    x = 218,376,300.60

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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.