Home / 169,129,239.60-253,693,859.40-148,302,001.20

Finding the Fourth Proportional to 169,129,239.60, 253,693,859.40 and 148,302,001.20

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Solution

The fourth proportional to 169,129,239.60, 253,693,859.40 and 148,302,001.20 is: 222,453,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,129,239.60 : 253,693,859.40 = 148,302,001.20 : x
  2. Step 2: Convert to fraction form
    169,129,239.60/253,693,859.40 = 148,302,001.20/x
  3. Step 3: Cross multiply
    169,129,239.60x = 253,693,859.40 × 148,302,001.20
  4. Step 4: Simplify right side
    169,129,239.60x = 37,623,307,041,171,432
  5. Step 5: Solve for x
    x = 37,623,307,041,171,432/169,129,239.60
  6. Step 6: Final answer
    x = 222,453,001.80

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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.