Home / 104,977,008.40-157,465,512.60-74,366,006.80

Finding the Fourth Proportional to 104,977,008.40, 157,465,512.60 and 74,366,006.80

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Solution

The fourth proportional to 104,977,008.40, 157,465,512.60 and 74,366,006.80 is: 111,549,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977,008.40 : 157,465,512.60 = 74,366,006.80 : x
  2. Step 2: Convert to fraction form
    104,977,008.40/157,465,512.60 = 74,366,006.80/x
  3. Step 3: Cross multiply
    104,977,008.40x = 157,465,512.60 × 74,366,006.80
  4. Step 4: Simplify right side
    104,977,008.40x = 11,710,081,380,777,084
  5. Step 5: Solve for x
    x = 11,710,081,380,777,084/104,977,008.40
  6. Step 6: Final answer
    x = 111,549,010.20

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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.