Home / 79,934,042.16-119,905,423.74-25,342,679.52

Finding the Fourth Proportional to 79,934,042.16, 119,905,423.74 and 25,342,679.52

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Solution

The fourth proportional to 79,934,042.16, 119,905,423.74 and 25,342,679.52 is: 38,015,401.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,934,042.16 : 119,905,423.74 = 25,342,679.52 : x
  2. Step 2: Convert to fraction form
    79,934,042.16/119,905,423.74 = 25,342,679.52/x
  3. Step 3: Cross multiply
    79,934,042.16x = 119,905,423.74 × 25,342,679.52
  4. Step 4: Simplify right side
    79,934,042.16x = 3,038,724,726,552,619.50
  5. Step 5: Solve for x
    x = 3,038,724,726,552,619.50/79,934,042.16
  6. Step 6: Final answer
    x = 38,015,401.75

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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.