Home / 77,688,731.40-116,548,649.10-23,101,211.40

Finding the Fourth Proportional to 77,688,731.40, 116,548,649.10 and 23,101,211.40

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Solution

The fourth proportional to 77,688,731.40, 116,548,649.10 and 23,101,211.40 is: 34,656,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,688,731.40 : 116,548,649.10 = 23,101,211.40 : x
  2. Step 2: Convert to fraction form
    77,688,731.40/116,548,649.10 = 23,101,211.40/x
  3. Step 3: Cross multiply
    77,688,731.40x = 116,548,649.10 × 23,101,211.40
  4. Step 4: Simplify right side
    77,688,731.40x = 2,692,414,981,243,519.50
  5. Step 5: Solve for x
    x = 2,692,414,981,243,519.50/77,688,731.40
  6. Step 6: Final answer
    x = 34,656,441.58

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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.