Home / 177,989,491.70-266,984,237.55-165,518,342.90

Finding the Fourth Proportional to 177,989,491.70, 266,984,237.55 and 165,518,342.90

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Solution

The fourth proportional to 177,989,491.70, 266,984,237.55 and 165,518,342.90 is: 248,277,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,989,491.70 : 266,984,237.55 = 165,518,342.90 : x
  2. Step 2: Convert to fraction form
    177,989,491.70/266,984,237.55 = 165,518,342.90/x
  3. Step 3: Cross multiply
    177,989,491.70x = 266,984,237.55 × 165,518,342.90
  4. Step 4: Simplify right side
    177,989,491.70x = 44,190,788,579,695,960
  5. Step 5: Solve for x
    x = 44,190,788,579,695,960/177,989,491.70
  6. Step 6: Final answer
    x = 248,277,514.35

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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.