Home / 53,834,106.30-80,751,159.45-39,378,911.10

Finding the Fourth Proportional to 53,834,106.30, 80,751,159.45 and 39,378,911.10

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Solution

The fourth proportional to 53,834,106.30, 80,751,159.45 and 39,378,911.10 is: 59,068,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,834,106.30 : 80,751,159.45 = 39,378,911.10 : x
  2. Step 2: Convert to fraction form
    53,834,106.30/80,751,159.45 = 39,378,911.10/x
  3. Step 3: Cross multiply
    53,834,106.30x = 80,751,159.45 × 39,378,911.10
  4. Step 4: Simplify right side
    53,834,106.30x = 3,179,892,729,203,475
  5. Step 5: Solve for x
    x = 3,179,892,729,203,475/53,834,106.30
  6. Step 6: Final answer
    x = 59,068,366.65

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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.