Home / 87,610,444.19-120,917,589.45-52,803,180.08

Finding the Fourth Proportional to 87,610,444.19, 120,917,589.45 and 52,803,180.08

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Solution

The fourth proportional to 87,610,444.19, 120,917,589.45 and 52,803,180.08 is: 72,877,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,610,444.19 : 120,917,589.45 = 52,803,180.08 : x
  2. Step 2: Convert to fraction form
    87,610,444.19/120,917,589.45 = 52,803,180.08/x
  3. Step 3: Cross multiply
    87,610,444.19x = 120,917,589.45 × 52,803,180.08
  4. Step 4: Simplify right side
    87,610,444.19x = 6,384,833,250,567,858
  5. Step 5: Solve for x
    x = 6,384,833,250,567,858/87,610,444.19
  6. Step 6: Final answer
    x = 72,877,535.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.