Home / 55,834,101.10-83,751,151.65-42,920,084.80

Finding the Fourth Proportional to 55,834,101.10, 83,751,151.65 and 42,920,084.80

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Solution

The fourth proportional to 55,834,101.10, 83,751,151.65 and 42,920,084.80 is: 64,380,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,834,101.10 : 83,751,151.65 = 42,920,084.80 : x
  2. Step 2: Convert to fraction form
    55,834,101.10/83,751,151.65 = 42,920,084.80/x
  3. Step 3: Cross multiply
    55,834,101.10x = 83,751,151.65 × 42,920,084.80
  4. Step 4: Simplify right side
    55,834,101.10x = 3,594,606,530,915,660
  5. Step 5: Solve for x
    x = 3,594,606,530,915,660/55,834,101.10
  6. Step 6: Final answer
    x = 64,380,127.20

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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.