Home / 527,705,814.17-727,931,464.95-329,122,544.55

Finding the Fourth Proportional to 527,705,814.17, 727,931,464.95 and 329,122,544.55

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Solution

The fourth proportional to 527,705,814.17, 727,931,464.95 and 329,122,544.55 is: 454,000,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,705,814.17 : 727,931,464.95 = 329,122,544.55 : x
  2. Step 2: Convert to fraction form
    527,705,814.17/727,931,464.95 = 329,122,544.55/x
  3. Step 3: Cross multiply
    527,705,814.17x = 727,931,464.95 × 329,122,544.55
  4. Step 4: Simplify right side
    527,705,814.17x = 239,578,656,002,353,152
  5. Step 5: Solve for x
    x = 239,578,656,002,353,152/527,705,814.17
  6. Step 6: Final answer
    x = 454,000,410.02

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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.