Home / 462,878,673.60-694,040,873.28-156,163,995.84

Finding the Fourth Proportional to 462,878,673.60, 694,040,873.28 and 156,163,995.84

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Solution

The fourth proportional to 462,878,673.60, 694,040,873.28 and 156,163,995.84 is: 234,152,494.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,878,673.60 : 694,040,873.28 = 156,163,995.84 : x
  2. Step 2: Convert to fraction form
    462,878,673.60/694,040,873.28 = 156,163,995.84/x
  3. Step 3: Cross multiply
    462,878,673.60x = 694,040,873.28 × 156,163,995.84
  4. Step 4: Simplify right side
    462,878,673.60x = 108,384,196,047,687,888
  5. Step 5: Solve for x
    x = 108,384,196,047,687,888/462,878,673.60
  6. Step 6: Final answer
    x = 234,152,494.44

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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.