Home / 74,708,694.03-111,833,198.67-48,745,089.45

Finding the Fourth Proportional to 74,708,694.03, 111,833,198.67 and 48,745,089.45

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Solution

The fourth proportional to 74,708,694.03, 111,833,198.67 and 48,745,089.45 is: 72,967,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,708,694.03 : 111,833,198.67 = 48,745,089.45 : x
  2. Step 2: Convert to fraction form
    74,708,694.03/111,833,198.67 = 48,745,089.45/x
  3. Step 3: Cross multiply
    74,708,694.03x = 111,833,198.67 × 48,745,089.45
  4. Step 4: Simplify right side
    74,708,694.03x = 5,451,319,272,648,771
  5. Step 5: Solve for x
    x = 5,451,319,272,648,771/74,708,694.03
  6. Step 6: Final answer
    x = 72,967,669.20

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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.