Home / 103,634,465.10-155,380,838.85-49,073,189.10

Finding the Fourth Proportional to 103,634,465.10, 155,380,838.85 and 49,073,189.10

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Solution

The fourth proportional to 103,634,465.10, 155,380,838.85 and 49,073,189.10 is: 73,576,230.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634,465.10 : 155,380,838.85 = 49,073,189.10 : x
  2. Step 2: Convert to fraction form
    103,634,465.10/155,380,838.85 = 49,073,189.10/x
  3. Step 3: Cross multiply
    103,634,465.10x = 155,380,838.85 × 49,073,189.10
  4. Step 4: Simplify right side
    103,634,465.10x = 7,625,033,287,402,676
  5. Step 5: Solve for x
    x = 7,625,033,287,402,676/103,634,465.10
  6. Step 6: Final answer
    x = 73,576,230.46

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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.