Home / 98,496,721.10-147,745,081.65-57,682,052.30

Finding the Fourth Proportional to 98,496,721.10, 147,745,081.65 and 57,682,052.30

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Solution

The fourth proportional to 98,496,721.10, 147,745,081.65 and 57,682,052.30 is: 86,523,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,721.10 : 147,745,081.65 = 57,682,052.30 : x
  2. Step 2: Convert to fraction form
    98,496,721.10/147,745,081.65 = 57,682,052.30/x
  3. Step 3: Cross multiply
    98,496,721.10x = 147,745,081.65 × 57,682,052.30
  4. Step 4: Simplify right side
    98,496,721.10x = 8,522,239,526,803,070
  5. Step 5: Solve for x
    x = 8,522,239,526,803,070/98,496,721.10
  6. Step 6: Final answer
    x = 86,523,078.45

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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.