Home / 316,536,286.80-474,804,430.20-262,116,728.40

Finding the Fourth Proportional to 316,536,286.80, 474,804,430.20 and 262,116,728.40

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Solution

The fourth proportional to 316,536,286.80, 474,804,430.20 and 262,116,728.40 is: 393,175,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,536,286.80 : 474,804,430.20 = 262,116,728.40 : x
  2. Step 2: Convert to fraction form
    316,536,286.80/474,804,430.20 = 262,116,728.40/x
  3. Step 3: Cross multiply
    316,536,286.80x = 474,804,430.20 × 262,116,728.40
  4. Step 4: Simplify right side
    316,536,286.80x = 124,454,183,873,850,160
  5. Step 5: Solve for x
    x = 124,454,183,873,850,160/316,536,286.80
  6. Step 6: Final answer
    x = 393,175,092.60

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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.