Home / 107,907,693.72-148,912,511.76-58,347,949.08

Finding the Fourth Proportional to 107,907,693.72, 148,912,511.76 and 58,347,949.08

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Solution

The fourth proportional to 107,907,693.72, 148,912,511.76 and 58,347,949.08 is: 80,520,112.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,907,693.72 : 148,912,511.76 = 58,347,949.08 : x
  2. Step 2: Convert to fraction form
    107,907,693.72/148,912,511.76 = 58,347,949.08/x
  3. Step 3: Cross multiply
    107,907,693.72x = 148,912,511.76 × 58,347,949.08
  4. Step 4: Simplify right side
    107,907,693.72x = 8,688,739,653,547,380
  5. Step 5: Solve for x
    x = 8,688,739,653,547,380/107,907,693.72
  6. Step 6: Final answer
    x = 80,520,112.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.