Home / 125,338,423.60-187,848,203.10-60,502,621.60

Finding the Fourth Proportional to 125,338,423.60, 187,848,203.10 and 60,502,621.60

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Solution

The fourth proportional to 125,338,423.60, 187,848,203.10 and 60,502,621.60 is: 90,676,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,338,423.60 : 187,848,203.10 = 60,502,621.60 : x
  2. Step 2: Convert to fraction form
    125,338,423.60/187,848,203.10 = 60,502,621.60/x
  3. Step 3: Cross multiply
    125,338,423.60x = 187,848,203.10 × 60,502,621.60
  4. Step 4: Simplify right side
    125,338,423.60x = 11,365,308,750,399,246
  5. Step 5: Solve for x
    x = 11,365,308,750,399,246/125,338,423.60
  6. Step 6: Final answer
    x = 90,676,972.18

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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.