Home / 177,414,137.80-266,121,206.70-86,595,987.40

Finding the Fourth Proportional to 177,414,137.80, 266,121,206.70 and 86,595,987.40

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Solution

The fourth proportional to 177,414,137.80, 266,121,206.70 and 86,595,987.40 is: 129,893,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,414,137.80 : 266,121,206.70 = 86,595,987.40 : x
  2. Step 2: Convert to fraction form
    177,414,137.80/266,121,206.70 = 86,595,987.40/x
  3. Step 3: Cross multiply
    177,414,137.80x = 266,121,206.70 × 86,595,987.40
  4. Step 4: Simplify right side
    177,414,137.80x = 23,045,028,662,265,996
  5. Step 5: Solve for x
    x = 23,045,028,662,265,996/177,414,137.80
  6. Step 6: Final answer
    x = 129,893,981.10

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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.