Home / 177,143,693.80-265,715,540.70-100,702,503.40

Finding the Fourth Proportional to 177,143,693.80, 265,715,540.70 and 100,702,503.40

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Solution

The fourth proportional to 177,143,693.80, 265,715,540.70 and 100,702,503.40 is: 151,053,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,143,693.80 : 265,715,540.70 = 100,702,503.40 : x
  2. Step 2: Convert to fraction form
    177,143,693.80/265,715,540.70 = 100,702,503.40/x
  3. Step 3: Cross multiply
    177,143,693.80x = 265,715,540.70 × 100,702,503.40
  4. Step 4: Simplify right side
    177,143,693.80x = 26,758,220,140,774,588
  5. Step 5: Solve for x
    x = 26,758,220,140,774,588/177,143,693.80
  6. Step 6: Final answer
    x = 151,053,755.10

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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.