Home / 99,387,079.80-149,080,619.70-63,036,515.40

Finding the Fourth Proportional to 99,387,079.80, 149,080,619.70 and 63,036,515.40

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Solution

The fourth proportional to 99,387,079.80, 149,080,619.70 and 63,036,515.40 is: 94,554,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,387,079.80 : 149,080,619.70 = 63,036,515.40 : x
  2. Step 2: Convert to fraction form
    99,387,079.80/149,080,619.70 = 63,036,515.40/x
  3. Step 3: Cross multiply
    99,387,079.80x = 149,080,619.70 × 63,036,515.40
  4. Step 4: Simplify right side
    99,387,079.80x = 9,397,522,779,560,592
  5. Step 5: Solve for x
    x = 9,397,522,779,560,592/99,387,079.80
  6. Step 6: Final answer
    x = 94,554,773.10

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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.