Home / 105,475,767.78-158,180,112.22-98,590,079.52

Finding the Fourth Proportional to 105,475,767.78, 158,180,112.22 and 98,590,079.52

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Solution

The fourth proportional to 105,475,767.78, 158,180,112.22 and 98,590,079.52 is: 147,853,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,475,767.78 : 158,180,112.22 = 98,590,079.52 : x
  2. Step 2: Convert to fraction form
    105,475,767.78/158,180,112.22 = 98,590,079.52/x
  3. Step 3: Cross multiply
    105,475,767.78x = 158,180,112.22 × 98,590,079.52
  4. Step 4: Simplify right side
    105,475,767.78x = 15,594,989,842,252,322
  5. Step 5: Solve for x
    x = 15,594,989,842,252,322/105,475,767.78
  6. Step 6: Final answer
    x = 147,853,769.36

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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.