Home / 77,103,329.70-115,663,103.28-22,516,068.48

Finding the Fourth Proportional to 77,103,329.70, 115,663,103.28 and 22,516,068.48

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Solution

The fourth proportional to 77,103,329.70, 115,663,103.28 and 22,516,068.48 is: 33,776,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,103,329.70 : 115,663,103.28 = 22,516,068.48 : x
  2. Step 2: Convert to fraction form
    77,103,329.70/115,663,103.28 = 22,516,068.48/x
  3. Step 3: Cross multiply
    77,103,329.70x = 115,663,103.28 × 22,516,068.48
  4. Step 4: Simplify right side
    77,103,329.70x = 2,604,278,354,061,792.50
  5. Step 5: Solve for x
    x = 2,604,278,354,061,792.50/77,103,329.70
  6. Step 6: Final answer
    x = 33,776,470.67

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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.