Home / 104,976,272.30-157,543,140.45-53,831,965.10

Finding the Fourth Proportional to 104,976,272.30, 157,543,140.45 and 53,831,965.10

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Solution

The fourth proportional to 104,976,272.30, 157,543,140.45 and 53,831,965.10 is: 80,788,321.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,272.30 : 157,543,140.45 = 53,831,965.10 : x
  2. Step 2: Convert to fraction form
    104,976,272.30/157,543,140.45 = 53,831,965.10/x
  3. Step 3: Cross multiply
    104,976,272.30x = 157,543,140.45 × 53,831,965.10
  4. Step 4: Simplify right side
    104,976,272.30x = 8,480,856,838,448,798
  5. Step 5: Solve for x
    x = 8,480,856,838,448,798/104,976,272.30
  6. Step 6: Final answer
    x = 80,788,321.52

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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.