Home / 125,626,513.20-188,299,801.80-48,924,049.20

Finding the Fourth Proportional to 125,626,513.20, 188,299,801.80 and 48,924,049.20

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Solution

The fourth proportional to 125,626,513.20, 188,299,801.80 and 48,924,049.20 is: 73,331,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,626,513.20 : 188,299,801.80 = 48,924,049.20 : x
  2. Step 2: Convert to fraction form
    125,626,513.20/188,299,801.80 = 48,924,049.20/x
  3. Step 3: Cross multiply
    125,626,513.20x = 188,299,801.80 × 48,924,049.20
  4. Step 4: Simplify right side
    125,626,513.20x = 9,212,388,767,613,450
  5. Step 5: Solve for x
    x = 9,212,388,767,613,450/125,626,513.20
  6. Step 6: Final answer
    x = 73,331,564.60

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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.