Home / 152,657,138.38-229,082,559.31-65,219,314.13

Finding the Fourth Proportional to 152,657,138.38, 229,082,559.31 and 65,219,314.13

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Solution

The fourth proportional to 152,657,138.38, 229,082,559.31 and 65,219,314.13 is: 97,870,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,657,138.38 : 229,082,559.31 = 65,219,314.13 : x
  2. Step 2: Convert to fraction form
    152,657,138.38/229,082,559.31 = 65,219,314.13/x
  3. Step 3: Cross multiply
    152,657,138.38x = 229,082,559.31 × 65,219,314.13
  4. Step 4: Simplify right side
    152,657,138.38x = 14,940,607,397,185,052
  5. Step 5: Solve for x
    x = 14,940,607,397,185,052/152,657,138.38
  6. Step 6: Final answer
    x = 97,870,348.91

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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.