Home / 177,147,205.70-265,720,808.55-108,768,172.10

Finding the Fourth Proportional to 177,147,205.70, 265,720,808.55 and 108,768,172.10

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Solution

The fourth proportional to 177,147,205.70, 265,720,808.55 and 108,768,172.10 is: 163,152,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,205.70 : 265,720,808.55 = 108,768,172.10 : x
  2. Step 2: Convert to fraction form
    177,147,205.70/265,720,808.55 = 108,768,172.10/x
  3. Step 3: Cross multiply
    177,147,205.70x = 265,720,808.55 × 108,768,172.10
  4. Step 4: Simplify right side
    177,147,205.70x = 28,901,966,634,917,552
  5. Step 5: Solve for x
    x = 28,901,966,634,917,552/177,147,205.70
  6. Step 6: Final answer
    x = 163,152,258.15

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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.