Home / 232,275,152.70-348,412,729.05-128,963,022.30

Finding the Fourth Proportional to 232,275,152.70, 348,412,729.05 and 128,963,022.30

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Solution

The fourth proportional to 232,275,152.70, 348,412,729.05 and 128,963,022.30 is: 193,444,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,275,152.70 : 348,412,729.05 = 128,963,022.30 : x
  2. Step 2: Convert to fraction form
    232,275,152.70/348,412,729.05 = 128,963,022.30/x
  3. Step 3: Cross multiply
    232,275,152.70x = 348,412,729.05 × 128,963,022.30
  4. Step 4: Simplify right side
    232,275,152.70x = 44,932,358,546,079,008
  5. Step 5: Solve for x
    x = 44,932,358,546,079,008/232,275,152.70
  6. Step 6: Final answer
    x = 193,444,533.45

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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.