Home / 1,387,166,886.34-2,079,293,781.03-466,723,671.46

Finding the Fourth Proportional to 1,387,166,886.34, 2,079,293,781.03 and 466,723,671.46

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Solution

The fourth proportional to 1,387,166,886.34, 2,079,293,781.03 and 466,723,671.46 is: 699,595,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,166,886.34 : 2,079,293,781.03 = 466,723,671.46 : x
  2. Step 2: Convert to fraction form
    1,387,166,886.34/2,079,293,781.03 = 466,723,671.46/x
  3. Step 3: Cross multiply
    1,387,166,886.34x = 2,079,293,781.03 × 466,723,671.46
  4. Step 4: Simplify right side
    1,387,166,886.34x = 970,455,627,526,266,880
  5. Step 5: Solve for x
    x = 970,455,627,526,266,880/1,387,166,886.34
  6. Step 6: Final answer
    x = 699,595,439.51

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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.