Home / 125,626,391.10-188,445,491.55-39,367,611.90

Finding the Fourth Proportional to 125,626,391.10, 188,445,491.55 and 39,367,611.90

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Solution

The fourth proportional to 125,626,391.10, 188,445,491.55 and 39,367,611.90 is: 59,053,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,626,391.10 : 188,445,491.55 = 39,367,611.90 : x
  2. Step 2: Convert to fraction form
    125,626,391.10/188,445,491.55 = 39,367,611.90/x
  3. Step 3: Cross multiply
    125,626,391.10x = 188,445,491.55 × 39,367,611.90
  4. Step 4: Simplify right side
    125,626,391.10x = 7,418,648,975,645,130
  5. Step 5: Solve for x
    x = 7,418,648,975,645,130/125,626,391.10
  6. Step 6: Final answer
    x = 59,053,268.27

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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.