Home / 829,565,789.01-1,144,801,248.12-448,087,822.17

Finding the Fourth Proportional to 829,565,789.01, 1,144,801,248.12 and 448,087,822.17

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Solution

The fourth proportional to 829,565,789.01, 1,144,801,248.12 and 448,087,822.17 is: 618,361,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,565,789.01 : 1,144,801,248.12 = 448,087,822.17 : x
  2. Step 2: Convert to fraction form
    829,565,789.01/1,144,801,248.12 = 448,087,822.17/x
  3. Step 3: Cross multiply
    829,565,789.01x = 1,144,801,248.12 × 448,087,822.17
  4. Step 4: Simplify right side
    829,565,789.01x = 512,971,498,087,588,544
  5. Step 5: Solve for x
    x = 512,971,498,087,588,544/829,565,789.01
  6. Step 6: Final answer
    x = 618,361,442.68

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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.