Home / 100,872,209.80-151,308,314.70-49,853,873.80

Finding the Fourth Proportional to 100,872,209.80, 151,308,314.70 and 49,853,873.80

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Solution

The fourth proportional to 100,872,209.80, 151,308,314.70 and 49,853,873.80 is: 74,780,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,872,209.80 : 151,308,314.70 = 49,853,873.80 : x
  2. Step 2: Convert to fraction form
    100,872,209.80/151,308,314.70 = 49,853,873.80/x
  3. Step 3: Cross multiply
    100,872,209.80x = 151,308,314.70 × 49,853,873.80
  4. Step 4: Simplify right side
    100,872,209.80x = 7,543,305,625,944,484
  5. Step 5: Solve for x
    x = 7,543,305,625,944,484/100,872,209.80
  6. Step 6: Final answer
    x = 74,780,810.70

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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.