Home / 99,991,448.04-149,972,017.46-27,213,899.98

Finding the Fourth Proportional to 99,991,448.04, 149,972,017.46 and 27,213,899.98

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Solution

The fourth proportional to 99,991,448.04, 149,972,017.46 and 27,213,899.98 is: 40,816,725.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,991,448.04 : 149,972,017.46 = 27,213,899.98 : x
  2. Step 2: Convert to fraction form
    99,991,448.04/149,972,017.46 = 27,213,899.98/x
  3. Step 3: Cross multiply
    99,991,448.04x = 149,972,017.46 × 27,213,899.98
  4. Step 4: Simplify right side
    99,991,448.04x = 4,081,323,482,955,254
  5. Step 5: Solve for x
    x = 4,081,323,482,955,254/99,991,448.04
  6. Step 6: Final answer
    x = 40,816,725.46

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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.