Home / 12,239,442,022.60-18,359,163,033.90-3,959,166,089.80

Finding the Fourth Proportional to 12,239,442,022.60, 18,359,163,033.90 and 3,959,166,089.80

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Solution

The fourth proportional to 12,239,442,022.60, 18,359,163,033.90 and 3,959,166,089.80 is: 5,938,749,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,442,022.60 : 18,359,163,033.90 = 3,959,166,089.80 : x
  2. Step 2: Convert to fraction form
    12,239,442,022.60/18,359,163,033.90 = 3,959,166,089.80/x
  3. Step 3: Cross multiply
    12,239,442,022.60x = 18,359,163,033.90 × 3,959,166,089.80
  4. Step 4: Simplify right side
    12,239,442,022.60x = 72,686,975,720,926,576,640
  5. Step 5: Solve for x
    x = 72,686,975,720,926,576,640/12,239,442,022.60
  6. Step 6: Final answer
    x = 5,938,749,134.70

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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.