Home / 103,995,881.10-155,993,821.65-73,762,793.10

Finding the Fourth Proportional to 103,995,881.10, 155,993,821.65 and 73,762,793.10

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Solution

The fourth proportional to 103,995,881.10, 155,993,821.65 and 73,762,793.10 is: 110,644,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,995,881.10 : 155,993,821.65 = 73,762,793.10 : x
  2. Step 2: Convert to fraction form
    103,995,881.10/155,993,821.65 = 73,762,793.10/x
  3. Step 3: Cross multiply
    103,995,881.10x = 155,993,821.65 × 73,762,793.10
  4. Step 4: Simplify right side
    103,995,881.10x = 11,506,539,991,247,250
  5. Step 5: Solve for x
    x = 11,506,539,991,247,250/103,995,881.10
  6. Step 6: Final answer
    x = 110,644,189.65

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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.