Home / 375,564,981.88-517,681,035.12-296,050,459.78

Finding the Fourth Proportional to 375,564,981.88, 517,681,035.12 and 296,050,459.78

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Solution

The fourth proportional to 375,564,981.88, 517,681,035.12 and 296,050,459.78 is: 408,077,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,564,981.88 : 517,681,035.12 = 296,050,459.78 : x
  2. Step 2: Convert to fraction form
    375,564,981.88/517,681,035.12 = 296,050,459.78/x
  3. Step 3: Cross multiply
    375,564,981.88x = 517,681,035.12 × 296,050,459.78
  4. Step 4: Simplify right side
    375,564,981.88x = 153,259,708,466,662,304
  5. Step 5: Solve for x
    x = 153,259,708,466,662,304/375,564,981.88
  6. Step 6: Final answer
    x = 408,077,738.50

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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.