Home / 356,103,268.40-534,154,902.60-294,881,265.20

Finding the Fourth Proportional to 356,103,268.40, 534,154,902.60 and 294,881,265.20

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Solution

The fourth proportional to 356,103,268.40, 534,154,902.60 and 294,881,265.20 is: 442,321,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,103,268.40 : 534,154,902.60 = 294,881,265.20 : x
  2. Step 2: Convert to fraction form
    356,103,268.40/534,154,902.60 = 294,881,265.20/x
  3. Step 3: Cross multiply
    356,103,268.40x = 534,154,902.60 × 294,881,265.20
  4. Step 4: Simplify right side
    356,103,268.40x = 157,512,273,491,470,784
  5. Step 5: Solve for x
    x = 157,512,273,491,470,784/356,103,268.40
  6. Step 6: Final answer
    x = 442,321,897.80

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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.