Home / 98,496,798.90-147,745,198.35-57,682,130.10

Finding the Fourth Proportional to 98,496,798.90, 147,745,198.35 and 57,682,130.10

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Solution

The fourth proportional to 98,496,798.90, 147,745,198.35 and 57,682,130.10 is: 86,523,195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,798.90 : 147,745,198.35 = 57,682,130.10 : x
  2. Step 2: Convert to fraction form
    98,496,798.90/147,745,198.35 = 57,682,130.10/x
  3. Step 3: Cross multiply
    98,496,798.90x = 147,745,198.35 × 57,682,130.10
  4. Step 4: Simplify right side
    98,496,798.90x = 8,522,257,752,875,005
  5. Step 5: Solve for x
    x = 8,522,257,752,875,005/98,496,798.90
  6. Step 6: Final answer
    x = 86,523,195.15

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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.