Home / 352,120,646.88-528,011,084.16-147,593,806.56

Finding the Fourth Proportional to 352,120,646.88, 528,011,084.16 and 147,593,806.56

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Solution

The fourth proportional to 352,120,646.88, 528,011,084.16 and 147,593,806.56 is: 221,319,500.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,120,646.88 : 528,011,084.16 = 147,593,806.56 : x
  2. Step 2: Convert to fraction form
    352,120,646.88/528,011,084.16 = 147,593,806.56/x
  3. Step 3: Cross multiply
    352,120,646.88x = 528,011,084.16 × 147,593,806.56
  4. Step 4: Simplify right side
    352,120,646.88x = 77,931,165,817,046,928
  5. Step 5: Solve for x
    x = 77,931,165,817,046,928/352,120,646.88
  6. Step 6: Final answer
    x = 221,319,500.88

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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.