Home / 71,248,359-98,322,925.50-38,653,311

Finding the Fourth Proportional to 71,248,359, 98,322,925.50 and 38,653,311

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Solution

The fourth proportional to 71,248,359, 98,322,925.50 and 38,653,311 is: 53,341,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248,359 : 98,322,925.50 = 38,653,311 : x
  2. Step 2: Convert to fraction form
    71,248,359/98,322,925.50 = 38,653,311/x
  3. Step 3: Cross multiply
    71,248,359x = 98,322,925.50 × 38,653,311
  4. Step 4: Simplify right side
    71,248,359x = 3,800,506,617,781,330.50
  5. Step 5: Solve for x
    x = 3,800,506,617,781,330.50/71,248,359
  6. Step 6: Final answer
    x = 53,341,672.30

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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.