Home / 146,790,307.20-220,185,460.80-60,484,288.80

Finding the Fourth Proportional to 146,790,307.20, 220,185,460.80 and 60,484,288.80

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Solution

The fourth proportional to 146,790,307.20, 220,185,460.80 and 60,484,288.80 is: 90,726,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,790,307.20 : 220,185,460.80 = 60,484,288.80 : x
  2. Step 2: Convert to fraction form
    146,790,307.20/220,185,460.80 = 60,484,288.80/x
  3. Step 3: Cross multiply
    146,790,307.20x = 220,185,460.80 × 60,484,288.80
  4. Step 4: Simplify right side
    146,790,307.20x = 13,317,761,000,588,280
  5. Step 5: Solve for x
    x = 13,317,761,000,588,280/146,790,307.20
  6. Step 6: Final answer
    x = 90,726,433.20

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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.