Home / 121,395,433.10-182,152,933.11-56,689,834.13

Finding the Fourth Proportional to 121,395,433.10, 182,152,933.11 and 56,689,834.13

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Solution

The fourth proportional to 121,395,433.10, 182,152,933.11 and 56,689,834.13 is: 85,062,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,395,433.10 : 182,152,933.11 = 56,689,834.13 : x
  2. Step 2: Convert to fraction form
    121,395,433.10/182,152,933.11 = 56,689,834.13/x
  3. Step 3: Cross multiply
    121,395,433.10x = 182,152,933.11 × 56,689,834.13
  4. Step 4: Simplify right side
    121,395,433.10x = 10,326,219,564,298,886
  5. Step 5: Solve for x
    x = 10,326,219,564,298,886/121,395,433.10
  6. Step 6: Final answer
    x = 85,062,669.17

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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.