Home / 177,984,003.60-266,976,005.40-139,763,408.40

Finding the Fourth Proportional to 177,984,003.60, 266,976,005.40 and 139,763,408.40

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Solution

The fourth proportional to 177,984,003.60, 266,976,005.40 and 139,763,408.40 is: 209,645,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,984,003.60 : 266,976,005.40 = 139,763,408.40 : x
  2. Step 2: Convert to fraction form
    177,984,003.60/266,976,005.40 = 139,763,408.40/x
  3. Step 3: Cross multiply
    177,984,003.60x = 266,976,005.40 × 139,763,408.40
  4. Step 4: Simplify right side
    177,984,003.60x = 37,313,476,475,720,808
  5. Step 5: Solve for x
    x = 37,313,476,475,720,808/177,984,003.60
  6. Step 6: Final answer
    x = 209,645,112.60

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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.