Home / 598,254,421.30-897,381,631.95-394,013,115.70

Finding the Fourth Proportional to 598,254,421.30, 897,381,631.95 and 394,013,115.70

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Solution

The fourth proportional to 598,254,421.30, 897,381,631.95 and 394,013,115.70 is: 591,019,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,254,421.30 : 897,381,631.95 = 394,013,115.70 : x
  2. Step 2: Convert to fraction form
    598,254,421.30/897,381,631.95 = 394,013,115.70/x
  3. Step 3: Cross multiply
    598,254,421.30x = 897,381,631.95 × 394,013,115.70
  4. Step 4: Simplify right side
    598,254,421.30x = 353,580,132,776,570,176
  5. Step 5: Solve for x
    x = 353,580,132,776,570,176/598,254,421.30
  6. Step 6: Final answer
    x = 591,019,673.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.