Home / 37,013,980,008.34-51,079,292,411.51-21,172,786,680.34

Finding the Fourth Proportional to 37,013,980,008.34, 51,079,292,411.51 and 21,172,786,680.34

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Solution

The fourth proportional to 37,013,980,008.34, 51,079,292,411.51 and 21,172,786,680.34 is: 29,218,445,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,013,980,008.34 : 51,079,292,411.51 = 21,172,786,680.34 : x
  2. Step 2: Convert to fraction form
    37,013,980,008.34/51,079,292,411.51 = 21,172,786,680.34/x
  3. Step 3: Cross multiply
    37,013,980,008.34x = 51,079,292,411.51 × 21,172,786,680.34
  4. Step 4: Simplify right side
    37,013,980,008.34x = 1,081,490,962,011,658,256,384
  5. Step 5: Solve for x
    x = 1,081,490,962,011,658,256,384/37,013,980,008.34
  6. Step 6: Final answer
    x = 29,218,445,618.87

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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.