Home / 168,448,077.28-232,459,949.28-98,834,642.56

Finding the Fourth Proportional to 168,448,077.28, 232,459,949.28 and 98,834,642.56

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Solution

The fourth proportional to 168,448,077.28, 232,459,949.28 and 98,834,642.56 is: 136,392,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,448,077.28 : 232,459,949.28 = 98,834,642.56 : x
  2. Step 2: Convert to fraction form
    168,448,077.28/232,459,949.28 = 98,834,642.56/x
  3. Step 3: Cross multiply
    168,448,077.28x = 232,459,949.28 × 98,834,642.56
  4. Step 4: Simplify right side
    168,448,077.28x = 22,975,095,996,604,532
  5. Step 5: Solve for x
    x = 22,975,095,996,604,532/168,448,077.28
  6. Step 6: Final answer
    x = 136,392,747.06

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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.