Home / 99,243,703.32-148,874,891.04-29,213,978.28

Finding the Fourth Proportional to 99,243,703.32, 148,874,891.04 and 29,213,978.28

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Solution

The fourth proportional to 99,243,703.32, 148,874,891.04 and 29,213,978.28 is: 43,823,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,243,703.32 : 148,874,891.04 = 29,213,978.28 : x
  2. Step 2: Convert to fraction form
    99,243,703.32/148,874,891.04 = 29,213,978.28/x
  3. Step 3: Cross multiply
    99,243,703.32x = 148,874,891.04 × 29,213,978.28
  4. Step 4: Simplify right side
    99,243,703.32x = 4,349,227,833,279,926.50
  5. Step 5: Solve for x
    x = 4,349,227,833,279,926.50/99,243,703.32
  6. Step 6: Final answer
    x = 43,823,715.64

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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.