Home / 177,853,278.80-266,779,918.20-147,620,190.80

Finding the Fourth Proportional to 177,853,278.80, 266,779,918.20 and 147,620,190.80

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Solution

The fourth proportional to 177,853,278.80, 266,779,918.20 and 147,620,190.80 is: 221,430,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,853,278.80 : 266,779,918.20 = 147,620,190.80 : x
  2. Step 2: Convert to fraction form
    177,853,278.80/266,779,918.20 = 147,620,190.80/x
  3. Step 3: Cross multiply
    177,853,278.80x = 266,779,918.20 × 147,620,190.80
  4. Step 4: Simplify right side
    177,853,278.80x = 39,382,102,426,292,392
  5. Step 5: Solve for x
    x = 39,382,102,426,292,392/177,853,278.80
  6. Step 6: Final answer
    x = 221,430,286.20

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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.