Home / 98,496,677.10-147,745,015.65-57,682,008.30

Finding the Fourth Proportional to 98,496,677.10, 147,745,015.65 and 57,682,008.30

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Solution

The fourth proportional to 98,496,677.10, 147,745,015.65 and 57,682,008.30 is: 86,523,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,677.10 : 147,745,015.65 = 57,682,008.30 : x
  2. Step 2: Convert to fraction form
    98,496,677.10/147,745,015.65 = 57,682,008.30/x
  3. Step 3: Cross multiply
    98,496,677.10x = 147,745,015.65 × 57,682,008.30
  4. Step 4: Simplify right side
    98,496,677.10x = 8,522,229,219,006,930
  5. Step 5: Solve for x
    x = 8,522,229,219,006,930/98,496,677.10
  6. Step 6: Final answer
    x = 86,523,012.45

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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.