Home / 104,976,008.40-157,464,012.60-53,319,943.20

Finding the Fourth Proportional to 104,976,008.40, 157,464,012.60 and 53,319,943.20

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Solution

The fourth proportional to 104,976,008.40, 157,464,012.60 and 53,319,943.20 is: 79,979,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,008.40 : 157,464,012.60 = 53,319,943.20 : x
  2. Step 2: Convert to fraction form
    104,976,008.40/157,464,012.60 = 53,319,943.20/x
  3. Step 3: Cross multiply
    104,976,008.40x = 157,464,012.60 × 53,319,943.20
  4. Step 4: Simplify right side
    104,976,008.40x = 8,395,972,207,876,084
  5. Step 5: Solve for x
    x = 8,395,972,207,876,084/104,976,008.40
  6. Step 6: Final answer
    x = 79,979,914.80

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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.