Home / 650,981,948.58-898,248,597.39-383,283,371.68

Finding the Fourth Proportional to 650,981,948.58, 898,248,597.39 and 383,283,371.68

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Solution

The fourth proportional to 650,981,948.58, 898,248,597.39 and 383,283,371.68 is: 528,868,353.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,981,948.58 : 898,248,597.39 = 383,283,371.68 : x
  2. Step 2: Convert to fraction form
    650,981,948.58/898,248,597.39 = 383,283,371.68/x
  3. Step 3: Cross multiply
    650,981,948.58x = 898,248,597.39 × 383,283,371.68
  4. Step 4: Simplify right side
    650,981,948.58x = 344,283,751,012,224,448
  5. Step 5: Solve for x
    x = 344,283,751,012,224,448/650,981,948.58
  6. Step 6: Final answer
    x = 528,868,353.05

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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.