Home / 484,017,151.76-668,000,139-275,204,582

Finding the Fourth Proportional to 484,017,151.76, 668,000,139 and 275,204,582

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Solution

The fourth proportional to 484,017,151.76, 668,000,139 and 275,204,582 is: 379,814,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,017,151.76 : 668,000,139 = 275,204,582 : x
  2. Step 2: Convert to fraction form
    484,017,151.76/668,000,139 = 275,204,582/x
  3. Step 3: Cross multiply
    484,017,151.76x = 668,000,139 × 275,204,582
  4. Step 4: Simplify right side
    484,017,151.76x = 183,836,699,029,436,896
  5. Step 5: Solve for x
    x = 183,836,699,029,436,896/484,017,151.76
  6. Step 6: Final answer
    x = 379,814,430.87

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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.