Home / 146,750,726.40-220,126,089.60-112,843,219.20

Finding the Fourth Proportional to 146,750,726.40, 220,126,089.60 and 112,843,219.20

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Solution

The fourth proportional to 146,750,726.40, 220,126,089.60 and 112,843,219.20 is: 169,264,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,750,726.40 : 220,126,089.60 = 112,843,219.20 : x
  2. Step 2: Convert to fraction form
    146,750,726.40/220,126,089.60 = 112,843,219.20/x
  3. Step 3: Cross multiply
    146,750,726.40x = 220,126,089.60 × 112,843,219.20
  4. Step 4: Simplify right side
    146,750,726.40x = 24,839,736,580,371,640
  5. Step 5: Solve for x
    x = 24,839,736,580,371,640/146,750,726.40
  6. Step 6: Final answer
    x = 169,264,828.80

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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.