Home / 133,070,047.02-183,636,654.12-74,332,711.40

Finding the Fourth Proportional to 133,070,047.02, 183,636,654.12 and 74,332,711.40

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Solution

The fourth proportional to 133,070,047.02, 183,636,654.12 and 74,332,711.40 is: 102,579,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,070,047.02 : 183,636,654.12 = 74,332,711.40 : x
  2. Step 2: Convert to fraction form
    133,070,047.02/183,636,654.12 = 74,332,711.40/x
  3. Step 3: Cross multiply
    133,070,047.02x = 183,636,654.12 × 74,332,711.40
  4. Step 4: Simplify right side
    133,070,047.02x = 13,650,210,412,245,398
  5. Step 5: Solve for x
    x = 13,650,210,412,245,398/133,070,047.02
  6. Step 6: Final answer
    x = 102,579,135.71

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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.