Home / 177,184,019.40-265,776,029.10-108,804,985.80

Finding the Fourth Proportional to 177,184,019.40, 265,776,029.10 and 108,804,985.80

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Solution

The fourth proportional to 177,184,019.40, 265,776,029.10 and 108,804,985.80 is: 163,207,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,184,019.40 : 265,776,029.10 = 108,804,985.80 : x
  2. Step 2: Convert to fraction form
    177,184,019.40/265,776,029.10 = 108,804,985.80/x
  3. Step 3: Cross multiply
    177,184,019.40x = 265,776,029.10 × 108,804,985.80
  4. Step 4: Simplify right side
    177,184,019.40x = 28,917,757,072,205,884
  5. Step 5: Solve for x
    x = 28,917,757,072,205,884/177,184,019.40
  6. Step 6: Final answer
    x = 163,207,478.70

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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.