Home / 87,610,444.69-120,917,590.14-52,803,180.58

Finding the Fourth Proportional to 87,610,444.69, 120,917,590.14 and 52,803,180.58

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Solution

The fourth proportional to 87,610,444.69, 120,917,590.14 and 52,803,180.58 is: 72,877,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,610,444.69 : 120,917,590.14 = 52,803,180.58 : x
  2. Step 2: Convert to fraction form
    87,610,444.69/120,917,590.14 = 52,803,180.58/x
  3. Step 3: Cross multiply
    87,610,444.69x = 120,917,590.14 × 52,803,180.58
  4. Step 4: Simplify right side
    87,610,444.69x = 6,384,833,347,460,847
  5. Step 5: Solve for x
    x = 6,384,833,347,460,847/87,610,444.69
  6. Step 6: Final answer
    x = 72,877,536.12

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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.