Home / 199,419,381.20-299,157,065.40-63,090,549.20

Finding the Fourth Proportional to 199,419,381.20, 299,157,065.40 and 63,090,549.20

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Solution

The fourth proportional to 199,419,381.20, 299,157,065.40 and 63,090,549.20 is: 94,644,680.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,419,381.20 : 299,157,065.40 = 63,090,549.20 : x
  2. Step 2: Convert to fraction form
    199,419,381.20/299,157,065.40 = 63,090,549.20/x
  3. Step 3: Cross multiply
    199,419,381.20x = 299,157,065.40 × 63,090,549.20
  4. Step 4: Simplify right side
    199,419,381.20x = 18,873,983,553,146,316
  5. Step 5: Solve for x
    x = 18,873,983,553,146,316/199,419,381.20
  6. Step 6: Final answer
    x = 94,644,680.17

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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.