Home / 252,389,685.76-348,295,792.80-136,496,181.76

Finding the Fourth Proportional to 252,389,685.76, 348,295,792.80 and 136,496,181.76

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Solution

The fourth proportional to 252,389,685.76, 348,295,792.80 and 136,496,181.76 is: 188,363,663.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,389,685.76 : 348,295,792.80 = 136,496,181.76 : x
  2. Step 2: Convert to fraction form
    252,389,685.76/348,295,792.80 = 136,496,181.76/x
  3. Step 3: Cross multiply
    252,389,685.76x = 348,295,792.80 × 136,496,181.76
  4. Step 4: Simplify right side
    252,389,685.76x = 47,541,045,840,272,096
  5. Step 5: Solve for x
    x = 47,541,045,840,272,096/252,389,685.76
  6. Step 6: Final answer
    x = 188,363,663.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.