Home / 22,465,332,448.91-31,003,133,309.43-12,440,827,296.03

Finding the Fourth Proportional to 22,465,332,448.91, 31,003,133,309.43 and 12,440,827,296.03

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Solution

The fourth proportional to 22,465,332,448.91, 31,003,133,309.43 and 12,440,827,296.03 is: 17,168,881,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465,332,448.91 : 31,003,133,309.43 = 12,440,827,296.03 : x
  2. Step 2: Convert to fraction form
    22,465,332,448.91/31,003,133,309.43 = 12,440,827,296.03/x
  3. Step 3: Cross multiply
    22,465,332,448.91x = 31,003,133,309.43 × 12,440,827,296.03
  4. Step 4: Simplify right side
    22,465,332,448.91x = 385,704,627,138,413,658,112
  5. Step 5: Solve for x
    x = 385,704,627,138,413,658,112/22,465,332,448.91
  6. Step 6: Final answer
    x = 17,168,881,342.65

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Double scale
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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.