Home / 65,660,557.10-98,490,835.65-60,369,766.70

Finding the Fourth Proportional to 65,660,557.10, 98,490,835.65 and 60,369,766.70

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Solution

The fourth proportional to 65,660,557.10, 98,490,835.65 and 60,369,766.70 is: 90,554,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,660,557.10 : 98,490,835.65 = 60,369,766.70 : x
  2. Step 2: Convert to fraction form
    65,660,557.10/98,490,835.65 = 60,369,766.70/x
  3. Step 3: Cross multiply
    65,660,557.10x = 98,490,835.65 × 60,369,766.70
  4. Step 4: Simplify right side
    65,660,557.10x = 5,945,868,770,278,544
  5. Step 5: Solve for x
    x = 5,945,868,770,278,544/65,660,557.10
  6. Step 6: Final answer
    x = 90,554,650.05

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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.