Home / 314,367,456.20-471,551,184.32-142,180,572.20

Finding the Fourth Proportional to 314,367,456.20, 471,551,184.32 and 142,180,572.20

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Solution

The fourth proportional to 314,367,456.20, 471,551,184.32 and 142,180,572.20 is: 213,270,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,367,456.20 : 471,551,184.32 = 142,180,572.20 : x
  2. Step 2: Convert to fraction form
    314,367,456.20/471,551,184.32 = 142,180,572.20/x
  3. Step 3: Cross multiply
    314,367,456.20x = 471,551,184.32 × 142,180,572.20
  4. Step 4: Simplify right side
    314,367,456.20x = 67,045,417,208,205,264
  5. Step 5: Solve for x
    x = 67,045,417,208,205,264/314,367,456.20
  6. Step 6: Final answer
    x = 213,270,858.31

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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.