Home / 108,787,956.96-163,079,345.52-54,148,884

Finding the Fourth Proportional to 108,787,956.96, 163,079,345.52 and 54,148,884

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Solution

The fourth proportional to 108,787,956.96, 163,079,345.52 and 54,148,884 is: 81,172,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,787,956.96 : 163,079,345.52 = 54,148,884 : x
  2. Step 2: Convert to fraction form
    108,787,956.96/163,079,345.52 = 54,148,884/x
  3. Step 3: Cross multiply
    108,787,956.96x = 163,079,345.52 × 54,148,884
  4. Step 4: Simplify right side
    108,787,956.96x = 8,830,564,563,358,400
  5. Step 5: Solve for x
    x = 8,830,564,563,358,400/108,787,956.96
  6. Step 6: Final answer
    x = 81,172,262.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.