Home / 16,442,468,681.45-22,686,717,756.22-9,305,882,490.90

Finding the Fourth Proportional to 16,442,468,681.45, 22,686,717,756.22 and 9,305,882,490.90

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Solution

The fourth proportional to 16,442,468,681.45, 22,686,717,756.22 and 9,305,882,490.90 is: 12,839,916,780.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,468,681.45 : 22,686,717,756.22 = 9,305,882,490.90 : x
  2. Step 2: Convert to fraction form
    16,442,468,681.45/22,686,717,756.22 = 9,305,882,490.90/x
  3. Step 3: Cross multiply
    16,442,468,681.45x = 22,686,717,756.22 × 9,305,882,490.90
  4. Step 4: Simplify right side
    16,442,468,681.45x = 211,119,929,543,551,287,296
  5. Step 5: Solve for x
    x = 211,119,929,543,551,287,296/16,442,468,681.45
  6. Step 6: Final answer
    x = 12,839,916,780.97

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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.