Home / 7,118,098,085.20-10,680,332,177.40-3,238,707,672.40

Finding the Fourth Proportional to 7,118,098,085.20, 10,680,332,177.40 and 3,238,707,672.40

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Solution

The fourth proportional to 7,118,098,085.20, 10,680,332,177.40 and 3,238,707,672.40 is: 4,859,510,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,098,085.20 : 10,680,332,177.40 = 3,238,707,672.40 : x
  2. Step 2: Convert to fraction form
    7,118,098,085.20/10,680,332,177.40 = 3,238,707,672.40/x
  3. Step 3: Cross multiply
    7,118,098,085.20x = 10,680,332,177.40 × 3,238,707,672.40
  4. Step 4: Simplify right side
    7,118,098,085.20x = 34,590,473,766,725,976,064
  5. Step 5: Solve for x
    x = 34,590,473,766,725,976,064/7,118,098,085.20
  6. Step 6: Final answer
    x = 4,859,510,694.11

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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.