Home / 527,706,147.94-727,931,925.14-329,122,877.72

Finding the Fourth Proportional to 527,706,147.94, 727,931,925.14 and 329,122,877.72

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Solution

The fourth proportional to 527,706,147.94, 727,931,925.14 and 329,122,877.72 is: 454,000,869.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,706,147.94 : 727,931,925.14 = 329,122,877.72 : x
  2. Step 2: Convert to fraction form
    527,706,147.94/727,931,925.14 = 329,122,877.72/x
  3. Step 3: Cross multiply
    527,706,147.94x = 727,931,925.14 × 329,122,877.72
  4. Step 4: Simplify right side
    527,706,147.94x = 239,579,049,988,979,072
  5. Step 5: Solve for x
    x = 239,579,049,988,979,072/527,706,147.94
  6. Step 6: Final answer
    x = 454,000,869.47

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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.