Home / 31,246,847,905.48-43,121,835,452.48-17,513,894,985.13

Finding the Fourth Proportional to 31,246,847,905.48, 43,121,835,452.48 and 17,513,894,985.13

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Solution

The fourth proportional to 31,246,847,905.48, 43,121,835,452.48 and 17,513,894,985.13 is: 24,169,839,465.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246,847,905.48 : 43,121,835,452.48 = 17,513,894,985.13 : x
  2. Step 2: Convert to fraction form
    31,246,847,905.48/43,121,835,452.48 = 17,513,894,985.13/x
  3. Step 3: Cross multiply
    31,246,847,905.48x = 43,121,835,452.48 × 17,513,894,985.13
  4. Step 4: Simplify right side
    31,246,847,905.48x = 755,231,297,680,790,650,880
  5. Step 5: Solve for x
    x = 755,231,297,680,790,650,880/31,246,847,905.48
  6. Step 6: Final answer
    x = 24,169,839,465.58

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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.