Home / 1,353,123,034.60-2,029,684,551.90-664,375,498.60

Finding the Fourth Proportional to 1,353,123,034.60, 2,029,684,551.90 and 664,375,498.60

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Solution

The fourth proportional to 1,353,123,034.60, 2,029,684,551.90 and 664,375,498.60 is: 996,563,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,123,034.60 : 2,029,684,551.90 = 664,375,498.60 : x
  2. Step 2: Convert to fraction form
    1,353,123,034.60/2,029,684,551.90 = 664,375,498.60/x
  3. Step 3: Cross multiply
    1,353,123,034.60x = 2,029,684,551.90 × 664,375,498.60
  4. Step 4: Simplify right side
    1,353,123,034.60x = 1,348,472,686,169,280,256
  5. Step 5: Solve for x
    x = 1,348,472,686,169,280,256/1,353,123,034.60
  6. Step 6: Final answer
    x = 996,563,247.90

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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.