Home / 66,321,029.30-99,387,065.55-48,913,384.10

Finding the Fourth Proportional to 66,321,029.30, 99,387,065.55 and 48,913,384.10

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Solution

The fourth proportional to 66,321,029.30, 99,387,065.55 and 48,913,384.10 is: 73,300,396.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,321,029.30 : 99,387,065.55 = 48,913,384.10 : x
  2. Step 2: Convert to fraction form
    66,321,029.30/99,387,065.55 = 48,913,384.10/x
  3. Step 3: Cross multiply
    66,321,029.30x = 99,387,065.55 × 48,913,384.10
  4. Step 4: Simplify right side
    66,321,029.30x = 4,861,357,711,819,028
  5. Step 5: Solve for x
    x = 4,861,357,711,819,028/66,321,029.30
  6. Step 6: Final answer
    x = 73,300,396.02

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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.