Home / 177,412,908.90-266,119,363.35-129,637,164.90

Finding the Fourth Proportional to 177,412,908.90, 266,119,363.35 and 129,637,164.90

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Solution

The fourth proportional to 177,412,908.90, 266,119,363.35 and 129,637,164.90 is: 194,455,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,412,908.90 : 266,119,363.35 = 129,637,164.90 : x
  2. Step 2: Convert to fraction form
    177,412,908.90/266,119,363.35 = 129,637,164.90/x
  3. Step 3: Cross multiply
    177,412,908.90x = 266,119,363.35 × 129,637,164.90
  4. Step 4: Simplify right side
    177,412,908.90x = 34,498,959,789,686,968
  5. Step 5: Solve for x
    x = 34,498,959,789,686,968/177,412,908.90
  6. Step 6: Final answer
    x = 194,455,747.35

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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.