Home / 82,862,008.32-114,356,381.60-45,699,558.72

Finding the Fourth Proportional to 82,862,008.32, 114,356,381.60 and 45,699,558.72

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Solution

The fourth proportional to 82,862,008.32, 114,356,381.60 and 45,699,558.72 is: 63,069,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,862,008.32 : 114,356,381.60 = 45,699,558.72 : x
  2. Step 2: Convert to fraction form
    82,862,008.32/114,356,381.60 = 45,699,558.72/x
  3. Step 3: Cross multiply
    82,862,008.32x = 114,356,381.60 × 45,699,558.72
  4. Step 4: Simplify right side
    82,862,008.32x = 5,226,036,175,935,927
  5. Step 5: Solve for x
    x = 5,226,036,175,935,927/82,862,008.32
  6. Step 6: Final answer
    x = 63,069,146.91

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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.