Home / 66,508,937.40-99,713,639.70-36,250,966.20

Finding the Fourth Proportional to 66,508,937.40, 99,713,639.70 and 36,250,966.20

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Solution

The fourth proportional to 66,508,937.40, 99,713,639.70 and 36,250,966.20 is: 54,349,323.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508,937.40 : 99,713,639.70 = 36,250,966.20 : x
  2. Step 2: Convert to fraction form
    66,508,937.40/99,713,639.70 = 36,250,966.20/x
  3. Step 3: Cross multiply
    66,508,937.40x = 99,713,639.70 × 36,250,966.20
  4. Step 4: Simplify right side
    66,508,937.40x = 3,614,715,782,443,678.50
  5. Step 5: Solve for x
    x = 3,614,715,782,443,678.50/66,508,937.40
  6. Step 6: Final answer
    x = 54,349,323.92

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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.