Home / 8,283,979,374.73-12,425,969,206.80-1,988,408,598.01

Finding the Fourth Proportional to 8,283,979,374.73, 12,425,969,206.80 and 1,988,408,598.01

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Solution

The fourth proportional to 8,283,979,374.73, 12,425,969,206.80 and 1,988,408,598.01 is: 2,982,612,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,979,374.73 : 12,425,969,206.80 = 1,988,408,598.01 : x
  2. Step 2: Convert to fraction form
    8,283,979,374.73/12,425,969,206.80 = 1,988,408,598.01/x
  3. Step 3: Cross multiply
    8,283,979,374.73x = 12,425,969,206.80 × 1,988,408,598.01
  4. Step 4: Simplify right side
    8,283,979,374.73x = 24,707,904,009,408,618,496
  5. Step 5: Solve for x
    x = 24,707,904,009,408,618,496/8,283,979,374.73
  6. Step 6: Final answer
    x = 2,982,612,931.75

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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.