Home / 177,128,012.16-244,435,978.08-98,811,503.28

Finding the Fourth Proportional to 177,128,012.16, 244,435,978.08 and 98,811,503.28

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Solution

The fourth proportional to 177,128,012.16, 244,435,978.08 and 98,811,503.28 is: 136,359,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,128,012.16 : 244,435,978.08 = 98,811,503.28 : x
  2. Step 2: Convert to fraction form
    177,128,012.16/244,435,978.08 = 98,811,503.28/x
  3. Step 3: Cross multiply
    177,128,012.16x = 244,435,978.08 × 98,811,503.28
  4. Step 4: Simplify right side
    177,128,012.16x = 24,153,086,449,801,928
  5. Step 5: Solve for x
    x = 24,153,086,449,801,928/177,128,012.16
  6. Step 6: Final answer
    x = 136,359,495.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.