Home / 66,874,472.10-100,311,708.15-59,859,450.90

Finding the Fourth Proportional to 66,874,472.10, 100,311,708.15 and 59,859,450.90

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Solution

The fourth proportional to 66,874,472.10, 100,311,708.15 and 59,859,450.90 is: 89,789,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,874,472.10 : 100,311,708.15 = 59,859,450.90 : x
  2. Step 2: Convert to fraction form
    66,874,472.10/100,311,708.15 = 59,859,450.90/x
  3. Step 3: Cross multiply
    66,874,472.10x = 100,311,708.15 × 59,859,450.90
  4. Step 4: Simplify right side
    66,874,472.10x = 6,004,603,768,700,055
  5. Step 5: Solve for x
    x = 6,004,603,768,700,055/66,874,472.10
  6. Step 6: Final answer
    x = 89,789,176.35

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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.