Home / 169,634,752.92-254,216,717.46-77,292,819.54

Finding the Fourth Proportional to 169,634,752.92, 254,216,717.46 and 77,292,819.54

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Solution

The fourth proportional to 169,634,752.92, 254,216,717.46 and 77,292,819.54 is: 115,831,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,634,752.92 : 254,216,717.46 = 77,292,819.54 : x
  2. Step 2: Convert to fraction form
    169,634,752.92/254,216,717.46 = 77,292,819.54/x
  3. Step 3: Cross multiply
    169,634,752.92x = 254,216,717.46 × 77,292,819.54
  4. Step 4: Simplify right side
    169,634,752.92x = 19,649,126,866,686,948
  5. Step 5: Solve for x
    x = 19,649,126,866,686,948/169,634,752.92
  6. Step 6: Final answer
    x = 115,831,965.61

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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.