Home / 117,356,985.80-176,059,098.30-98,319,588.20

Finding the Fourth Proportional to 117,356,985.80, 176,059,098.30 and 98,319,588.20

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Solution

The fourth proportional to 117,356,985.80, 176,059,098.30 and 98,319,588.20 is: 147,499,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,356,985.80 : 176,059,098.30 = 98,319,588.20 : x
  2. Step 2: Convert to fraction form
    117,356,985.80/176,059,098.30 = 98,319,588.20/x
  3. Step 3: Cross multiply
    117,356,985.80x = 176,059,098.30 × 98,319,588.20
  4. Step 4: Simplify right side
    117,356,985.80x = 17,310,058,043,719,322
  5. Step 5: Solve for x
    x = 17,310,058,043,719,322/117,356,985.80
  6. Step 6: Final answer
    x = 147,499,170.38

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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.