Home / 73,813,643.10-110,720,464.65-49,420,501.20

Finding the Fourth Proportional to 73,813,643.10, 110,720,464.65 and 49,420,501.20

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Solution

The fourth proportional to 73,813,643.10, 110,720,464.65 and 49,420,501.20 is: 74,130,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,813,643.10 : 110,720,464.65 = 49,420,501.20 : x
  2. Step 2: Convert to fraction form
    73,813,643.10/110,720,464.65 = 49,420,501.20/x
  3. Step 3: Cross multiply
    73,813,643.10x = 110,720,464.65 × 49,420,501.20
  4. Step 4: Simplify right side
    73,813,643.10x = 5,471,860,856,099,883
  5. Step 5: Solve for x
    x = 5,471,860,856,099,883/73,813,643.10
  6. Step 6: Final answer
    x = 74,130,751.80

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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.