Home / 127,840,642.04-176,420,009.82-69,103,308.14

Finding the Fourth Proportional to 127,840,642.04, 176,420,009.82 and 69,103,308.14

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Solution

The fourth proportional to 127,840,642.04, 176,420,009.82 and 69,103,308.14 is: 95,362,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,840,642.04 : 176,420,009.82 = 69,103,308.14 : x
  2. Step 2: Convert to fraction form
    127,840,642.04/176,420,009.82 = 69,103,308.14/x
  3. Step 3: Cross multiply
    127,840,642.04x = 176,420,009.82 × 69,103,308.14
  4. Step 4: Simplify right side
    127,840,642.04x = 12,191,206,300,653,286
  5. Step 5: Solve for x
    x = 12,191,206,300,653,286/127,840,642.04
  6. Step 6: Final answer
    x = 95,362,524.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.