Home / 15,979,986,807.76-22,052,349,844.68-8,939,456,439.76

Finding the Fourth Proportional to 15,979,986,807.76, 22,052,349,844.68 and 8,939,456,439.76

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Solution

The fourth proportional to 15,979,986,807.76, 22,052,349,844.68 and 8,939,456,439.76 is: 12,336,432,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979,986,807.76 : 22,052,349,844.68 = 8,939,456,439.76 : x
  2. Step 2: Convert to fraction form
    15,979,986,807.76/22,052,349,844.68 = 8,939,456,439.76/x
  3. Step 3: Cross multiply
    15,979,986,807.76x = 22,052,349,844.68 × 8,939,456,439.76
  4. Step 4: Simplify right side
    15,979,986,807.76x = 197,136,020,830,865,063,936
  5. Step 5: Solve for x
    x = 197,136,020,830,865,063,936/15,979,986,807.76
  6. Step 6: Final answer
    x = 12,336,432,013.52

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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.