Home / 103,634,454.10-155,380,822.35-49,073,178.10

Finding the Fourth Proportional to 103,634,454.10, 155,380,822.35 and 49,073,178.10

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Solution

The fourth proportional to 103,634,454.10, 155,380,822.35 and 49,073,178.10 is: 73,576,213.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634,454.10 : 155,380,822.35 = 49,073,178.10 : x
  2. Step 2: Convert to fraction form
    103,634,454.10/155,380,822.35 = 49,073,178.10/x
  3. Step 3: Cross multiply
    103,634,454.10x = 155,380,822.35 × 49,073,178.10
  4. Step 4: Simplify right side
    103,634,454.10x = 7,625,030,768,506,010
  5. Step 5: Solve for x
    x = 7,625,030,768,506,010/103,634,454.10
  6. Step 6: Final answer
    x = 73,576,213.96

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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.