Home / 15,576,992,500.40-21,497,340,595.32-8,803,437,082.16

Finding the Fourth Proportional to 15,576,992,500.40, 21,497,340,595.32 and 8,803,437,082.16

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Solution

The fourth proportional to 15,576,992,500.40, 21,497,340,595.32 and 8,803,437,082.16 is: 12,149,359,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576,992,500.40 : 21,497,340,595.32 = 8,803,437,082.16 : x
  2. Step 2: Convert to fraction form
    15,576,992,500.40/21,497,340,595.32 = 8,803,437,082.16/x
  3. Step 3: Cross multiply
    15,576,992,500.40x = 21,497,340,595.32 × 8,803,437,082.16
  4. Step 4: Simplify right side
    15,576,992,500.40x = 189,250,485,364,663,615,488
  5. Step 5: Solve for x
    x = 189,250,485,364,663,615,488/15,576,992,500.40
  6. Step 6: Final answer
    x = 12,149,359,727.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.