Home / 18,403,767,671.43-25,398,337,535.04-10,154,499,192.30

Finding the Fourth Proportional to 18,403,767,671.43, 25,398,337,535.04 and 10,154,499,192.30

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Solution

The fourth proportional to 18,403,767,671.43, 25,398,337,535.04 and 10,154,499,192.30 is: 14,013,836,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,767,671.43 : 25,398,337,535.04 = 10,154,499,192.30 : x
  2. Step 2: Convert to fraction form
    18,403,767,671.43/25,398,337,535.04 = 10,154,499,192.30/x
  3. Step 3: Cross multiply
    18,403,767,671.43x = 25,398,337,535.04 × 10,154,499,192.30
  4. Step 4: Simplify right side
    18,403,767,671.43x = 257,907,397,985,326,432,256
  5. Step 5: Solve for x
    x = 257,907,397,985,326,432,256/18,403,767,671.43
  6. Step 6: Final answer
    x = 14,013,836,872.42

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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.