Home / 156,541,117.59-216,027,130.41-86,926,492.17

Finding the Fourth Proportional to 156,541,117.59, 216,027,130.41 and 86,926,492.17

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Solution

The fourth proportional to 156,541,117.59, 216,027,130.41 and 86,926,492.17 is: 119,958,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,541,117.59 : 216,027,130.41 = 86,926,492.17 : x
  2. Step 2: Convert to fraction form
    156,541,117.59/216,027,130.41 = 86,926,492.17/x
  3. Step 3: Cross multiply
    156,541,117.59x = 216,027,130.41 × 86,926,492.17
  4. Step 4: Simplify right side
    156,541,117.59x = 18,778,480,660,092,432
  5. Step 5: Solve for x
    x = 18,778,480,660,092,432/156,541,117.59
  6. Step 6: Final answer
    x = 119,958,774.72

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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.