Home / 410,055,422.40-614,187,338.40-318,460,363.20

Finding the Fourth Proportional to 410,055,422.40, 614,187,338.40 and 318,460,363.20

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Solution

The fourth proportional to 410,055,422.40, 614,187,338.40 and 318,460,363.20 is: 476,994,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,055,422.40 : 614,187,338.40 = 318,460,363.20 : x
  2. Step 2: Convert to fraction form
    410,055,422.40/614,187,338.40 = 318,460,363.20/x
  3. Step 3: Cross multiply
    410,055,422.40x = 614,187,338.40 × 318,460,363.20
  4. Step 4: Simplify right side
    410,055,422.40x = 195,594,322,859,705,280
  5. Step 5: Solve for x
    x = 195,594,322,859,705,280/410,055,422.40
  6. Step 6: Final answer
    x = 476,994,845.51

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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.