Home / 232,275,150.45-348,412,725.68-128,963,020.05

Finding the Fourth Proportional to 232,275,150.45, 348,412,725.68 and 128,963,020.05

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Solution

The fourth proportional to 232,275,150.45, 348,412,725.68 and 128,963,020.05 is: 193,444,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,275,150.45 : 348,412,725.68 = 128,963,020.05 : x
  2. Step 2: Convert to fraction form
    232,275,150.45/348,412,725.68 = 128,963,020.05/x
  3. Step 3: Cross multiply
    232,275,150.45x = 348,412,725.68 × 128,963,020.05
  4. Step 4: Simplify right side
    232,275,150.45x = 44,932,357,326,900,176
  5. Step 5: Solve for x
    x = 44,932,357,326,900,176/232,275,150.45
  6. Step 6: Final answer
    x = 193,444,530.08

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1.5x scale

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.