Home / 146,706,830.85-220,060,246.28-70,179,326.85

Finding the Fourth Proportional to 146,706,830.85, 220,060,246.28 and 70,179,326.85

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Solution

The fourth proportional to 146,706,830.85, 220,060,246.28 and 70,179,326.85 is: 105,268,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,706,830.85 : 220,060,246.28 = 70,179,326.85 : x
  2. Step 2: Convert to fraction form
    146,706,830.85/220,060,246.28 = 70,179,326.85/x
  3. Step 3: Cross multiply
    146,706,830.85x = 220,060,246.28 × 70,179,326.85
  4. Step 4: Simplify right side
    146,706,830.85x = 15,443,679,950,024,720
  5. Step 5: Solve for x
    x = 15,443,679,950,024,720/146,706,830.85
  6. Step 6: Final answer
    x = 105,268,990.28

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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.