Home / 242,904,642.30-364,356,963.45-219,473,999.10

Finding the Fourth Proportional to 242,904,642.30, 364,356,963.45 and 219,473,999.10

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Solution

The fourth proportional to 242,904,642.30, 364,356,963.45 and 219,473,999.10 is: 329,210,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,904,642.30 : 364,356,963.45 = 219,473,999.10 : x
  2. Step 2: Convert to fraction form
    242,904,642.30/364,356,963.45 = 219,473,999.10/x
  3. Step 3: Cross multiply
    242,904,642.30x = 364,356,963.45 × 219,473,999.10
  4. Step 4: Simplify right side
    242,904,642.30x = 79,966,879,868,304,032
  5. Step 5: Solve for x
    x = 79,966,879,868,304,032/242,904,642.30
  6. Step 6: Final answer
    x = 329,210,998.65

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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.