Home / 74,508,172,309.16-102,820,754,722.92-40,675,467,416.84

Finding the Fourth Proportional to 74,508,172,309.16, 102,820,754,722.92 and 40,675,467,416.84

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Solution

The fourth proportional to 74,508,172,309.16, 102,820,754,722.92 and 40,675,467,416.84 is: 56,131,859,484.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,508,172,309.16 : 102,820,754,722.92 = 40,675,467,416.84 : x
  2. Step 2: Convert to fraction form
    74,508,172,309.16/102,820,754,722.92 = 40,675,467,416.84/x
  3. Step 3: Cross multiply
    74,508,172,309.16x = 102,820,754,722.92 × 40,675,467,416.84
  4. Step 4: Simplify right side
    74,508,172,309.16x = 4,182,282,258,507,029,807,104
  5. Step 5: Solve for x
    x = 4,182,282,258,507,029,807,104/74,508,172,309.16
  6. Step 6: Final answer
    x = 56,131,859,484.53

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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.