Home / 74,508,172,307.16-102,820,754,720.16-40,675,467,414.84

Finding the Fourth Proportional to 74,508,172,307.16, 102,820,754,720.16 and 40,675,467,414.84

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Solution

The fourth proportional to 74,508,172,307.16, 102,820,754,720.16 and 40,675,467,414.84 is: 56,131,859,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,508,172,307.16 : 102,820,754,720.16 = 40,675,467,414.84 : x
  2. Step 2: Convert to fraction form
    74,508,172,307.16/102,820,754,720.16 = 40,675,467,414.84/x
  3. Step 3: Cross multiply
    74,508,172,307.16x = 102,820,754,720.16 × 40,675,467,414.84
  4. Step 4: Simplify right side
    74,508,172,307.16x = 4,182,282,258,189,124,108,288
  5. Step 5: Solve for x
    x = 4,182,282,258,189,124,108,288/74,508,172,307.16
  6. Step 6: Final answer
    x = 56,131,859,481.77

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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.