Home / 177,143,622.80-265,715,434.20-100,702,432.40

Finding the Fourth Proportional to 177,143,622.80, 265,715,434.20 and 100,702,432.40

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Solution

The fourth proportional to 177,143,622.80, 265,715,434.20 and 100,702,432.40 is: 151,053,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,143,622.80 : 265,715,434.20 = 100,702,432.40 : x
  2. Step 2: Convert to fraction form
    177,143,622.80/265,715,434.20 = 100,702,432.40/x
  3. Step 3: Cross multiply
    177,143,622.80x = 265,715,434.20 × 100,702,432.40
  4. Step 4: Simplify right side
    177,143,622.80x = 26,758,190,550,162,148
  5. Step 5: Solve for x
    x = 26,758,190,550,162,148/177,143,622.80
  6. Step 6: Final answer
    x = 151,053,648.60

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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.