Home / 83,022,665.60-124,533,998.40-29,175,420.80

Finding the Fourth Proportional to 83,022,665.60, 124,533,998.40 and 29,175,420.80

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Solution

The fourth proportional to 83,022,665.60, 124,533,998.40 and 29,175,420.80 is: 43,763,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,022,665.60 : 124,533,998.40 = 29,175,420.80 : x
  2. Step 2: Convert to fraction form
    83,022,665.60/124,533,998.40 = 29,175,420.80/x
  3. Step 3: Cross multiply
    83,022,665.60x = 124,533,998.40 × 29,175,420.80
  4. Step 4: Simplify right side
    83,022,665.60x = 3,633,331,807,226,527
  5. Step 5: Solve for x
    x = 3,633,331,807,226,527/83,022,665.60
  6. Step 6: Final answer
    x = 43,763,131.20

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1.5x scale

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.