Home / 177,147,203.40-265,720,805.10-99,663,105.60

Finding the Fourth Proportional to 177,147,203.40, 265,720,805.10 and 99,663,105.60

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Solution

The fourth proportional to 177,147,203.40, 265,720,805.10 and 99,663,105.60 is: 149,494,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,203.40 : 265,720,805.10 = 99,663,105.60 : x
  2. Step 2: Convert to fraction form
    177,147,203.40/265,720,805.10 = 99,663,105.60/x
  3. Step 3: Cross multiply
    177,147,203.40x = 265,720,805.10 × 99,663,105.60
  4. Step 4: Simplify right side
    177,147,203.40x = 26,482,560,658,798,316
  5. Step 5: Solve for x
    x = 26,482,560,658,798,316/177,147,203.40
  6. Step 6: Final answer
    x = 149,494,658.40

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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.