Home / 199,584,215.40-299,376,323.10-63,269,380.20

Finding the Fourth Proportional to 199,584,215.40, 299,376,323.10 and 63,269,380.20

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Solution

The fourth proportional to 199,584,215.40, 299,376,323.10 and 63,269,380.20 is: 94,904,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,584,215.40 : 299,376,323.10 = 63,269,380.20 : x
  2. Step 2: Convert to fraction form
    199,584,215.40/299,376,323.10 = 63,269,380.20/x
  3. Step 3: Cross multiply
    199,584,215.40x = 299,376,323.10 × 63,269,380.20
  4. Step 4: Simplify right side
    199,584,215.40x = 18,941,354,409,091,944
  5. Step 5: Solve for x
    x = 18,941,354,409,091,944/199,584,215.40
  6. Step 6: Final answer
    x = 94,904,070.30

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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.