Home / 229,478,446.91-344,284,822.20-74,029,264.40

Finding the Fourth Proportional to 229,478,446.91, 344,284,822.20 and 74,029,264.40

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Solution

The fourth proportional to 229,478,446.91, 344,284,822.20 and 74,029,264.40 is: 111,065,559.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,478,446.91 : 344,284,822.20 = 74,029,264.40 : x
  2. Step 2: Convert to fraction form
    229,478,446.91/344,284,822.20 = 74,029,264.40/x
  3. Step 3: Cross multiply
    229,478,446.91x = 344,284,822.20 × 74,029,264.40
  4. Step 4: Simplify right side
    229,478,446.91x = 25,487,152,132,689,112
  5. Step 5: Solve for x
    x = 25,487,152,132,689,112/229,478,446.91
  6. Step 6: Final answer
    x = 111,065,559.64

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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.