Home / 282,760,981.60-424,141,472.40-146,712,085.60

Finding the Fourth Proportional to 282,760,981.60, 424,141,472.40 and 146,712,085.60

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Solution

The fourth proportional to 282,760,981.60, 424,141,472.40 and 146,712,085.60 is: 220,068,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,760,981.60 : 424,141,472.40 = 146,712,085.60 : x
  2. Step 2: Convert to fraction form
    282,760,981.60/424,141,472.40 = 146,712,085.60/x
  3. Step 3: Cross multiply
    282,760,981.60x = 424,141,472.40 × 146,712,085.60
  4. Step 4: Simplify right side
    282,760,981.60x = 62,226,680,005,258,832
  5. Step 5: Solve for x
    x = 62,226,680,005,258,832/282,760,981.60
  6. Step 6: Final answer
    x = 220,068,128.40

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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.