Home / 16,879,103,981.40-25,318,655,972.10-8,623,455,418.20

Finding the Fourth Proportional to 16,879,103,981.40, 25,318,655,972.10 and 8,623,455,418.20

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Solution

The fourth proportional to 16,879,103,981.40, 25,318,655,972.10 and 8,623,455,418.20 is: 12,935,183,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879,103,981.40 : 25,318,655,972.10 = 8,623,455,418.20 : x
  2. Step 2: Convert to fraction form
    16,879,103,981.40/25,318,655,972.10 = 8,623,455,418.20/x
  3. Step 3: Cross multiply
    16,879,103,981.40x = 25,318,655,972.10 × 8,623,455,418.20
  4. Step 4: Simplify right side
    16,879,103,981.40x = 218,334,301,024,147,537,920
  5. Step 5: Solve for x
    x = 218,334,301,024,147,537,920/16,879,103,981.40
  6. Step 6: Final answer
    x = 12,935,183,127.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.