Home / 177,129,620.90-265,694,431.35-156,974,228.90

Finding the Fourth Proportional to 177,129,620.90, 265,694,431.35 and 156,974,228.90

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Solution

The fourth proportional to 177,129,620.90, 265,694,431.35 and 156,974,228.90 is: 235,461,343.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,129,620.90 : 265,694,431.35 = 156,974,228.90 : x
  2. Step 2: Convert to fraction form
    177,129,620.90/265,694,431.35 = 156,974,228.90/x
  3. Step 3: Cross multiply
    177,129,620.90x = 265,694,431.35 × 156,974,228.90
  4. Step 4: Simplify right side
    177,129,620.90x = 41,707,178,484,190,240
  5. Step 5: Solve for x
    x = 41,707,178,484,190,240/177,129,620.90
  6. Step 6: Final answer
    x = 235,461,343.35

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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.