Home / 588,361,894.40-811,996,765.07-439,424,443.53

Finding the Fourth Proportional to 588,361,894.40, 811,996,765.07 and 439,424,443.53

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Solution

The fourth proportional to 588,361,894.40, 811,996,765.07 and 439,424,443.53 is: 606,448,565.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,361,894.40 : 811,996,765.07 = 439,424,443.53 : x
  2. Step 2: Convert to fraction form
    588,361,894.40/811,996,765.07 = 439,424,443.53/x
  3. Step 3: Cross multiply
    588,361,894.40x = 811,996,765.07 × 439,424,443.53
  4. Step 4: Simplify right side
    588,361,894.40x = 356,811,226,639,044,864
  5. Step 5: Solve for x
    x = 356,811,226,639,044,864/588,361,894.40
  6. Step 6: Final answer
    x = 606,448,565.14

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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.