Home / 146,773,955.30-202,381,649.30-93,780,650.78

Finding the Fourth Proportional to 146,773,955.30, 202,381,649.30 and 93,780,650.78

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Solution

The fourth proportional to 146,773,955.30, 202,381,649.30 and 93,780,650.78 is: 129,310,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,773,955.30 : 202,381,649.30 = 93,780,650.78 : x
  2. Step 2: Convert to fraction form
    146,773,955.30/202,381,649.30 = 93,780,650.78/x
  3. Step 3: Cross multiply
    146,773,955.30x = 202,381,649.30 × 93,780,650.78
  4. Step 4: Simplify right side
    146,773,955.30x = 18,979,482,777,283,732
  5. Step 5: Solve for x
    x = 18,979,482,777,283,732/146,773,955.30
  6. Step 6: Final answer
    x = 129,310,971.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.