Home / 80,829,643.01-111,544,952.10-43,659,923.11

Finding the Fourth Proportional to 80,829,643.01, 111,544,952.10 and 43,659,923.11

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Solution

The fourth proportional to 80,829,643.01, 111,544,952.10 and 43,659,923.11 is: 60,250,718.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,829,643.01 : 111,544,952.10 = 43,659,923.11 : x
  2. Step 2: Convert to fraction form
    80,829,643.01/111,544,952.10 = 43,659,923.11/x
  3. Step 3: Cross multiply
    80,829,643.01x = 111,544,952.10 × 43,659,923.11
  4. Step 4: Simplify right side
    80,829,643.01x = 4,870,044,031,994,633
  5. Step 5: Solve for x
    x = 4,870,044,031,994,633/80,829,643.01
  6. Step 6: Final answer
    x = 60,250,718.06

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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.