Home / 98,273,114.72-147,431,237.52-30,120,932.96

Finding the Fourth Proportional to 98,273,114.72, 147,431,237.52 and 30,120,932.96

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Solution

The fourth proportional to 98,273,114.72, 147,431,237.52 and 30,120,932.96 is: 45,188,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,273,114.72 : 147,431,237.52 = 30,120,932.96 : x
  2. Step 2: Convert to fraction form
    98,273,114.72/147,431,237.52 = 30,120,932.96/x
  3. Step 3: Cross multiply
    98,273,114.72x = 147,431,237.52 × 30,120,932.96
  4. Step 4: Simplify right side
    98,273,114.72x = 4,440,766,421,549,757
  5. Step 5: Solve for x
    x = 4,440,766,421,549,757/98,273,114.72
  6. Step 6: Final answer
    x = 45,188,009.30

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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.