Home / 177,147,020.40-265,720,530.60-124,994,943.60

Finding the Fourth Proportional to 177,147,020.40, 265,720,530.60 and 124,994,943.60

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Solution

The fourth proportional to 177,147,020.40, 265,720,530.60 and 124,994,943.60 is: 187,492,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,020.40 : 265,720,530.60 = 124,994,943.60 : x
  2. Step 2: Convert to fraction form
    177,147,020.40/265,720,530.60 = 124,994,943.60/x
  3. Step 3: Cross multiply
    177,147,020.40x = 265,720,530.60 × 124,994,943.60
  4. Step 4: Simplify right side
    177,147,020.40x = 33,213,722,735,709,072
  5. Step 5: Solve for x
    x = 33,213,722,735,709,072/177,147,020.40
  6. Step 6: Final answer
    x = 187,492,415.40

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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.