Home / 129,480,512.70-194,220,769.05-33,742,400.70

Finding the Fourth Proportional to 129,480,512.70, 194,220,769.05 and 33,742,400.70

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Solution

The fourth proportional to 129,480,512.70, 194,220,769.05 and 33,742,400.70 is: 50,613,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,480,512.70 : 194,220,769.05 = 33,742,400.70 : x
  2. Step 2: Convert to fraction form
    129,480,512.70/194,220,769.05 = 33,742,400.70/x
  3. Step 3: Cross multiply
    129,480,512.70x = 194,220,769.05 × 33,742,400.70
  4. Step 4: Simplify right side
    129,480,512.70x = 6,553,475,013,547,259
  5. Step 5: Solve for x
    x = 6,553,475,013,547,259/129,480,512.70
  6. Step 6: Final answer
    x = 50,613,601.05

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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.