Home / 66,260,689.16-99,261,732.54-51,619,051.73

Finding the Fourth Proportional to 66,260,689.16, 99,261,732.54 and 51,619,051.73

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Solution

The fourth proportional to 66,260,689.16, 99,261,732.54 and 51,619,051.73 is: 77,327,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,260,689.16 : 99,261,732.54 = 51,619,051.73 : x
  2. Step 2: Convert to fraction form
    66,260,689.16/99,261,732.54 = 51,619,051.73/x
  3. Step 3: Cross multiply
    66,260,689.16x = 99,261,732.54 × 51,619,051.73
  4. Step 4: Simplify right side
    66,260,689.16x = 5,123,796,506,295,376
  5. Step 5: Solve for x
    x = 5,123,796,506,295,376/66,260,689.16
  6. Step 6: Final answer
    x = 77,327,848.10

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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.