Home / 282,177,721.02-423,321,089.90-107,287,156.88

Finding the Fourth Proportional to 282,177,721.02, 423,321,089.90 and 107,287,156.88

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Solution

The fourth proportional to 282,177,721.02, 423,321,089.90 and 107,287,156.88 is: 160,951,460.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,177,721.02 : 423,321,089.90 = 107,287,156.88 : x
  2. Step 2: Convert to fraction form
    282,177,721.02/423,321,089.90 = 107,287,156.88/x
  3. Step 3: Cross multiply
    282,177,721.02x = 423,321,089.90 × 107,287,156.88
  4. Step 4: Simplify right side
    282,177,721.02x = 45,416,916,182,713,880
  5. Step 5: Solve for x
    x = 45,416,916,182,713,880/282,177,721.02
  6. Step 6: Final answer
    x = 160,951,460.02

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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.