Home / 588,639,622,705.45-812,473,819,937.90-383,385,337,253.78

Finding the Fourth Proportional to 588,639,622,705.45, 812,473,819,937.90 and 383,385,337,253.78

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Solution

The fourth proportional to 588,639,622,705.45, 812,473,819,937.90 and 383,385,337,253.78 is: 529,170,204,403.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,639,622,705.45 : 812,473,819,937.90 = 383,385,337,253.78 : x
  2. Step 2: Convert to fraction form
    588,639,622,705.45/812,473,819,937.90 = 383,385,337,253.78/x
  3. Step 3: Cross multiply
    588,639,622,705.45x = 812,473,819,937.90 × 383,385,337,253.78
  4. Step 4: Simplify right side
    588,639,622,705.45x = 311,490,549,466,758,733,889,536
  5. Step 5: Solve for x
    x = 311,490,549,466,758,733,889,536/588,639,622,705.45
  6. Step 6: Final answer
    x = 529,170,204,403.02

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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.