Home / 372,217,709.46-558,327,264.02-153,628,284.18

Finding the Fourth Proportional to 372,217,709.46, 558,327,264.02 and 153,628,284.18

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Solution

The fourth proportional to 372,217,709.46, 558,327,264.02 and 153,628,284.18 is: 230,442,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,217,709.46 : 558,327,264.02 = 153,628,284.18 : x
  2. Step 2: Convert to fraction form
    372,217,709.46/558,327,264.02 = 153,628,284.18/x
  3. Step 3: Cross multiply
    372,217,709.46x = 558,327,264.02 × 153,628,284.18
  4. Step 4: Simplify right side
    372,217,709.46x = 85,774,859,581,538,304
  5. Step 5: Solve for x
    x = 85,774,859,581,538,304/372,217,709.46
  6. Step 6: Final answer
    x = 230,442,715.11

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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.