Home / 158,765,038.48-238,105,042.42-43,722,233.74

Finding the Fourth Proportional to 158,765,038.48, 238,105,042.42 and 43,722,233.74

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Solution

The fourth proportional to 158,765,038.48, 238,105,042.42 and 43,722,233.74 is: 65,571,642.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,765,038.48 : 238,105,042.42 = 43,722,233.74 : x
  2. Step 2: Convert to fraction form
    158,765,038.48/238,105,042.42 = 43,722,233.74/x
  3. Step 3: Cross multiply
    158,765,038.48x = 238,105,042.42 × 43,722,233.74
  4. Step 4: Simplify right side
    158,765,038.48x = 10,410,484,319,359,856
  5. Step 5: Solve for x
    x = 10,410,484,319,359,856/158,765,038.48
  6. Step 6: Final answer
    x = 65,571,642.34

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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.