Home / 177,187,748.70-265,781,623.05-108,808,715.10

Finding the Fourth Proportional to 177,187,748.70, 265,781,623.05 and 108,808,715.10

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Solution

The fourth proportional to 177,187,748.70, 265,781,623.05 and 108,808,715.10 is: 163,213,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,187,748.70 : 265,781,623.05 = 108,808,715.10 : x
  2. Step 2: Convert to fraction form
    177,187,748.70/265,781,623.05 = 108,808,715.10/x
  3. Step 3: Cross multiply
    177,187,748.70x = 265,781,623.05 × 108,808,715.10
  4. Step 4: Simplify right side
    177,187,748.70x = 28,919,356,901,263,044
  5. Step 5: Solve for x
    x = 28,919,356,901,263,044/177,187,748.70
  6. Step 6: Final answer
    x = 163,213,072.65

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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.