Home / 104,980,766.60-157,471,149.90-66,528,057.80

Finding the Fourth Proportional to 104,980,766.60, 157,471,149.90 and 66,528,057.80

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Solution

The fourth proportional to 104,980,766.60, 157,471,149.90 and 66,528,057.80 is: 99,792,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980,766.60 : 157,471,149.90 = 66,528,057.80 : x
  2. Step 2: Convert to fraction form
    104,980,766.60/157,471,149.90 = 66,528,057.80/x
  3. Step 3: Cross multiply
    104,980,766.60x = 157,471,149.90 × 66,528,057.80
  4. Step 4: Simplify right side
    104,980,766.60x = 10,476,249,762,379,664
  5. Step 5: Solve for x
    x = 10,476,249,762,379,664/104,980,766.60
  6. Step 6: Final answer
    x = 99,792,086.70

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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.