Home / 104,034,746.28-155,939,482.98-67,669,124.52

Finding the Fourth Proportional to 104,034,746.28, 155,939,482.98 and 67,669,124.52

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Solution

The fourth proportional to 104,034,746.28, 155,939,482.98 and 67,669,124.52 is: 101,430,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,034,746.28 : 155,939,482.98 = 67,669,124.52 : x
  2. Step 2: Convert to fraction form
    104,034,746.28/155,939,482.98 = 67,669,124.52/x
  3. Step 3: Cross multiply
    104,034,746.28x = 155,939,482.98 × 67,669,124.52
  4. Step 4: Simplify right side
    104,034,746.28x = 10,552,288,291,358,040
  5. Step 5: Solve for x
    x = 10,552,288,291,358,040/104,034,746.28
  6. Step 6: Final answer
    x = 101,430,422.71

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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.