Home / 177,121,094.20-265,731,407.70-86,247,647.80

Finding the Fourth Proportional to 177,121,094.20, 265,731,407.70 and 86,247,647.80

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Solution

The fourth proportional to 177,121,094.20, 265,731,407.70 and 86,247,647.80 is: 129,395,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,121,094.20 : 265,731,407.70 = 86,247,647.80 : x
  2. Step 2: Convert to fraction form
    177,121,094.20/265,731,407.70 = 86,247,647.80/x
  3. Step 3: Cross multiply
    177,121,094.20x = 265,731,407.70 × 86,247,647.80
  4. Step 4: Simplify right side
    177,121,094.20x = 22,918,708,860,707,808
  5. Step 5: Solve for x
    x = 22,918,708,860,707,808/177,121,094.20
  6. Step 6: Final answer
    x = 129,395,705.04

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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.