Home / 146,794,443.02-220,046,220.24-68,931,965.52

Finding the Fourth Proportional to 146,794,443.02, 220,046,220.24 and 68,931,965.52

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Solution

The fourth proportional to 146,794,443.02, 220,046,220.24 and 68,931,965.52 is: 103,329,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,794,443.02 : 220,046,220.24 = 68,931,965.52 : x
  2. Step 2: Convert to fraction form
    146,794,443.02/220,046,220.24 = 68,931,965.52/x
  3. Step 3: Cross multiply
    146,794,443.02x = 220,046,220.24 × 68,931,965.52
  4. Step 4: Simplify right side
    146,794,443.02x = 15,168,218,466,390,006
  5. Step 5: Solve for x
    x = 15,168,218,466,390,006/146,794,443.02
  6. Step 6: Final answer
    x = 103,329,650.32

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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.