Home / 10,193,254,133.40-15,289,881,200.10-3,208,206,205.80

Finding the Fourth Proportional to 10,193,254,133.40, 15,289,881,200.10 and 3,208,206,205.80

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Solution

The fourth proportional to 10,193,254,133.40, 15,289,881,200.10 and 3,208,206,205.80 is: 4,812,309,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193,254,133.40 : 15,289,881,200.10 = 3,208,206,205.80 : x
  2. Step 2: Convert to fraction form
    10,193,254,133.40/15,289,881,200.10 = 3,208,206,205.80/x
  3. Step 3: Cross multiply
    10,193,254,133.40x = 15,289,881,200.10 × 3,208,206,205.80
  4. Step 4: Simplify right side
    10,193,254,133.40x = 49,053,091,752,105,574,400
  5. Step 5: Solve for x
    x = 49,053,091,752,105,574,400/10,193,254,133.40
  6. Step 6: Final answer
    x = 4,812,309,308.70

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Double scale
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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.