Home / 99,065,543.10-148,304,381.85-73,619,360.70

Finding the Fourth Proportional to 99,065,543.10, 148,304,381.85 and 73,619,360.70

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Solution

The fourth proportional to 99,065,543.10, 148,304,381.85 and 73,619,360.70 is: 110,210,608.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,065,543.10 : 148,304,381.85 = 73,619,360.70 : x
  2. Step 2: Convert to fraction form
    99,065,543.10/148,304,381.85 = 73,619,360.70/x
  3. Step 3: Cross multiply
    99,065,543.10x = 148,304,381.85 × 73,619,360.70
  4. Step 4: Simplify right side
    99,065,543.10x = 10,918,073,780,805,684
  5. Step 5: Solve for x
    x = 10,918,073,780,805,684/99,065,543.10
  6. Step 6: Final answer
    x = 110,210,608.44

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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.