Home / 87,790,865.18-131,689,284.28-41,708,951.72

Finding the Fourth Proportional to 87,790,865.18, 131,689,284.28 and 41,708,951.72

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Solution

The fourth proportional to 87,790,865.18, 131,689,284.28 and 41,708,951.72 is: 62,564,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,790,865.18 : 131,689,284.28 = 41,708,951.72 : x
  2. Step 2: Convert to fraction form
    87,790,865.18/131,689,284.28 = 41,708,951.72/x
  3. Step 3: Cross multiply
    87,790,865.18x = 131,689,284.28 × 41,708,951.72
  4. Step 4: Simplify right side
    87,790,865.18x = 5,492,622,000,075,875
  5. Step 5: Solve for x
    x = 5,492,622,000,075,875/87,790,865.18
  6. Step 6: Final answer
    x = 62,564,846.45

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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.