Home / 31,748,398,671.64-43,812,442,476.78-17,474,921,126.68

Finding the Fourth Proportional to 31,748,398,671.64, 43,812,442,476.78 and 17,474,921,126.68

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Solution

The fourth proportional to 31,748,398,671.64, 43,812,442,476.78 and 17,474,921,126.68 is: 24,115,199,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748,398,671.64 : 43,812,442,476.78 = 17,474,921,126.68 : x
  2. Step 2: Convert to fraction form
    31,748,398,671.64/43,812,442,476.78 = 17,474,921,126.68/x
  3. Step 3: Cross multiply
    31,748,398,671.64x = 43,812,442,476.78 × 17,474,921,126.68
  4. Step 4: Simplify right side
    31,748,398,671.64x = 765,618,976,648,934,981,632
  5. Step 5: Solve for x
    x = 765,618,976,648,934,981,632/31,748,398,671.64
  6. Step 6: Final answer
    x = 24,115,199,779.60

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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.