Home / 310,105,000.40-464,719,061.16-171,991,456.11

Finding the Fourth Proportional to 310,105,000.40, 464,719,061.16 and 171,991,456.11

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Solution

The fourth proportional to 310,105,000.40, 464,719,061.16 and 171,991,456.11 is: 257,744,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,105,000.40 : 464,719,061.16 = 171,991,456.11 : x
  2. Step 2: Convert to fraction form
    310,105,000.40/464,719,061.16 = 171,991,456.11/x
  3. Step 3: Cross multiply
    310,105,000.40x = 464,719,061.16 × 171,991,456.11
  4. Step 4: Simplify right side
    310,105,000.40x = 79,927,708,010,980,560
  5. Step 5: Solve for x
    x = 79,927,708,010,980,560/310,105,000.40
  6. Step 6: Final answer
    x = 257,744,015.44

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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.