Home / 98,496,810.90-147,745,216.35-57,682,142.10

Finding the Fourth Proportional to 98,496,810.90, 147,745,216.35 and 57,682,142.10

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Solution

The fourth proportional to 98,496,810.90, 147,745,216.35 and 57,682,142.10 is: 86,523,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,810.90 : 147,745,216.35 = 57,682,142.10 : x
  2. Step 2: Convert to fraction form
    98,496,810.90/147,745,216.35 = 57,682,142.10/x
  3. Step 3: Cross multiply
    98,496,810.90x = 147,745,216.35 × 57,682,142.10
  4. Step 4: Simplify right side
    98,496,810.90x = 8,522,260,564,095,943
  5. Step 5: Solve for x
    x = 8,522,260,564,095,943/98,496,810.90
  6. Step 6: Final answer
    x = 86,523,213.15

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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.