Home / 866,896,189.20-1,302,467,650.20-651,905,341.20

Finding the Fourth Proportional to 866,896,189.20, 1,302,467,650.20 and 651,905,341.20

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Solution

The fourth proportional to 866,896,189.20, 1,302,467,650.20 and 651,905,341.20 is: 979,454,781.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,896,189.20 : 1,302,467,650.20 = 651,905,341.20 : x
  2. Step 2: Convert to fraction form
    866,896,189.20/1,302,467,650.20 = 651,905,341.20/x
  3. Step 3: Cross multiply
    866,896,189.20x = 1,302,467,650.20 × 651,905,341.20
  4. Step 4: Simplify right side
    866,896,189.20x = 849,085,617,905,593,344
  5. Step 5: Solve for x
    x = 849,085,617,905,593,344/866,896,189.20
  6. Step 6: Final answer
    x = 979,454,781.88

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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.