Home / 169,494,128.40-254,241,192.60-159,290,461.20

Finding the Fourth Proportional to 169,494,128.40, 254,241,192.60 and 159,290,461.20

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Solution

The fourth proportional to 169,494,128.40, 254,241,192.60 and 159,290,461.20 is: 238,935,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,494,128.40 : 254,241,192.60 = 159,290,461.20 : x
  2. Step 2: Convert to fraction form
    169,494,128.40/254,241,192.60 = 159,290,461.20/x
  3. Step 3: Cross multiply
    169,494,128.40x = 254,241,192.60 × 159,290,461.20
  4. Step 4: Simplify right side
    169,494,128.40x = 40,498,196,825,292,024
  5. Step 5: Solve for x
    x = 40,498,196,825,292,024/169,494,128.40
  6. Step 6: Final answer
    x = 238,935,691.80

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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.