Home / 588,361,893.40-811,996,763.69-439,424,442.53

Finding the Fourth Proportional to 588,361,893.40, 811,996,763.69 and 439,424,442.53

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Solution

The fourth proportional to 588,361,893.40, 811,996,763.69 and 439,424,442.53 is: 606,448,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,361,893.40 : 811,996,763.69 = 439,424,442.53 : x
  2. Step 2: Convert to fraction form
    588,361,893.40/811,996,763.69 = 439,424,442.53/x
  3. Step 3: Cross multiply
    588,361,893.40x = 811,996,763.69 × 439,424,442.53
  4. Step 4: Simplify right side
    588,361,893.40x = 356,811,225,215,962,176
  5. Step 5: Solve for x
    x = 356,811,225,215,962,176/588,361,893.40
  6. Step 6: Final answer
    x = 606,448,563.74

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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.