Home / 872,697,079.89-1,204,347,524.76-476,245,614.96

Finding the Fourth Proportional to 872,697,079.89, 1,204,347,524.76 and 476,245,614.96

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Solution

The fourth proportional to 872,697,079.89, 1,204,347,524.76 and 476,245,614.96 is: 657,232,894.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,697,079.89 : 1,204,347,524.76 = 476,245,614.96 : x
  2. Step 2: Convert to fraction form
    872,697,079.89/1,204,347,524.76 = 476,245,614.96/x
  3. Step 3: Cross multiply
    872,697,079.89x = 1,204,347,524.76 × 476,245,614.96
  4. Step 4: Simplify right side
    872,697,079.89x = 573,565,227,554,880,000
  5. Step 5: Solve for x
    x = 573,565,227,554,880,000/872,697,079.89
  6. Step 6: Final answer
    x = 657,232,894.18

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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.