Home / 10,781,392,007.80-16,172,088,011.70-3,025,597,166.20

Finding the Fourth Proportional to 10,781,392,007.80, 16,172,088,011.70 and 3,025,597,166.20

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Solution

The fourth proportional to 10,781,392,007.80, 16,172,088,011.70 and 3,025,597,166.20 is: 4,538,395,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,392,007.80 : 16,172,088,011.70 = 3,025,597,166.20 : x
  2. Step 2: Convert to fraction form
    10,781,392,007.80/16,172,088,011.70 = 3,025,597,166.20/x
  3. Step 3: Cross multiply
    10,781,392,007.80x = 16,172,088,011.70 × 3,025,597,166.20
  4. Step 4: Simplify right side
    10,781,392,007.80x = 48,930,223,659,736,514,560
  5. Step 5: Solve for x
    x = 48,930,223,659,736,514,560/10,781,392,007.80
  6. Step 6: Final answer
    x = 4,538,395,749.30

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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.