Home / 22,465,327,136.24-31,003,125,977.93-12,440,821,983.36

Finding the Fourth Proportional to 22,465,327,136.24, 31,003,125,977.93 and 12,440,821,983.36

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Solution

The fourth proportional to 22,465,327,136.24, 31,003,125,977.93 and 12,440,821,983.36 is: 17,168,874,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465,327,136.24 : 31,003,125,977.93 = 12,440,821,983.36 : x
  2. Step 2: Convert to fraction form
    22,465,327,136.24/31,003,125,977.93 = 12,440,821,983.36/x
  3. Step 3: Cross multiply
    22,465,327,136.24x = 31,003,125,977.93 × 12,440,821,983.36
  4. Step 4: Simplify right side
    22,465,327,136.24x = 385,704,371,219,148,177,408
  5. Step 5: Solve for x
    x = 385,704,371,219,148,177,408/22,465,327,136.24
  6. Step 6: Final answer
    x = 17,168,874,011.05

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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.