Home / 120,812,489.17-181,144,569.47-46,950,025.70

Finding the Fourth Proportional to 120,812,489.17, 181,144,569.47 and 46,950,025.70

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Solution

The fourth proportional to 120,812,489.17, 181,144,569.47 and 46,950,025.70 is: 70,396,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,812,489.17 : 181,144,569.47 = 46,950,025.70 : x
  2. Step 2: Convert to fraction form
    120,812,489.17/181,144,569.47 = 46,950,025.70/x
  3. Step 3: Cross multiply
    120,812,489.17x = 181,144,569.47 × 46,950,025.70
  4. Step 4: Simplify right side
    120,812,489.17x = 8,504,742,192,250,047
  5. Step 5: Solve for x
    x = 8,504,742,192,250,047/120,812,489.17
  6. Step 6: Final answer
    x = 70,396,216.90

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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.