Home / 73,722,405.30-110,442,603.15-39,632,421.30

Finding the Fourth Proportional to 73,722,405.30, 110,442,603.15 and 39,632,421.30

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Solution

The fourth proportional to 73,722,405.30, 110,442,603.15 and 39,632,421.30 is: 59,372,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,722,405.30 : 110,442,603.15 = 39,632,421.30 : x
  2. Step 2: Convert to fraction form
    73,722,405.30/110,442,603.15 = 39,632,421.30/x
  3. Step 3: Cross multiply
    73,722,405.30x = 110,442,603.15 × 39,632,421.30
  4. Step 4: Simplify right side
    73,722,405.30x = 4,377,107,777,509,507
  5. Step 5: Solve for x
    x = 4,377,107,777,509,507/73,722,405.30
  6. Step 6: Final answer
    x = 59,372,829.19

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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.