Home / 542,376,032.40-813,564,048.60-283,670,553.60

Finding the Fourth Proportional to 542,376,032.40, 813,564,048.60 and 283,670,553.60

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Solution

The fourth proportional to 542,376,032.40, 813,564,048.60 and 283,670,553.60 is: 425,505,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,376,032.40 : 813,564,048.60 = 283,670,553.60 : x
  2. Step 2: Convert to fraction form
    542,376,032.40/813,564,048.60 = 283,670,553.60/x
  3. Step 3: Cross multiply
    542,376,032.40x = 813,564,048.60 × 283,670,553.60
  4. Step 4: Simplify right side
    542,376,032.40x = 230,784,164,055,419,328
  5. Step 5: Solve for x
    x = 230,784,164,055,419,328/542,376,032.40
  6. Step 6: Final answer
    x = 425,505,830.40

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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.