Home / 180,172,499.08-268,940,211.05-154,776,705.16

Finding the Fourth Proportional to 180,172,499.08, 268,940,211.05 and 154,776,705.16

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Solution

The fourth proportional to 180,172,499.08, 268,940,211.05 and 154,776,705.16 is: 231,032,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,172,499.08 : 268,940,211.05 = 154,776,705.16 : x
  2. Step 2: Convert to fraction form
    180,172,499.08/268,940,211.05 = 154,776,705.16/x
  3. Step 3: Cross multiply
    180,172,499.08x = 268,940,211.05 × 154,776,705.16
  4. Step 4: Simplify right side
    180,172,499.08x = 41,625,679,751,354,024
  5. Step 5: Solve for x
    x = 41,625,679,751,354,024/180,172,499.08
  6. Step 6: Final answer
    x = 231,032,371.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.