Home / 177,143,735.40-265,715,603.10-108,764,701.80

Finding the Fourth Proportional to 177,143,735.40, 265,715,603.10 and 108,764,701.80

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Solution

The fourth proportional to 177,143,735.40, 265,715,603.10 and 108,764,701.80 is: 163,147,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,143,735.40 : 265,715,603.10 = 108,764,701.80 : x
  2. Step 2: Convert to fraction form
    177,143,735.40/265,715,603.10 = 108,764,701.80/x
  3. Step 3: Cross multiply
    177,143,735.40x = 265,715,603.10 × 108,764,701.80
  4. Step 4: Simplify right side
    177,143,735.40x = 28,900,478,334,778,656
  5. Step 5: Solve for x
    x = 28,900,478,334,778,656/177,143,735.40
  6. Step 6: Final answer
    x = 163,147,052.70

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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.