Home / 10,345,991,011.10-15,518,986,516.65-5,992,426,339.10

Finding the Fourth Proportional to 10,345,991,011.10, 15,518,986,516.65 and 5,992,426,339.10

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Solution

The fourth proportional to 10,345,991,011.10, 15,518,986,516.65 and 5,992,426,339.10 is: 8,988,639,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345,991,011.10 : 15,518,986,516.65 = 5,992,426,339.10 : x
  2. Step 2: Convert to fraction form
    10,345,991,011.10/15,518,986,516.65 = 5,992,426,339.10/x
  3. Step 3: Cross multiply
    10,345,991,011.10x = 15,518,986,516.65 × 5,992,426,339.10
  4. Step 4: Simplify right side
    10,345,991,011.10x = 92,996,383,558,511,230,976
  5. Step 5: Solve for x
    x = 92,996,383,558,511,230,976/10,345,991,011.10
  6. Step 6: Final answer
    x = 8,988,639,508.65

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Double scale
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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.