Home / 107,798,358.66-161,632,894.74-49,432,920.35

Finding the Fourth Proportional to 107,798,358.66, 161,632,894.74 and 49,432,920.35

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Solution

The fourth proportional to 107,798,358.66, 161,632,894.74 and 49,432,920.35 is: 74,119,737.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,798,358.66 : 161,632,894.74 = 49,432,920.35 : x
  2. Step 2: Convert to fraction form
    107,798,358.66/161,632,894.74 = 49,432,920.35/x
  3. Step 3: Cross multiply
    107,798,358.66x = 161,632,894.74 × 49,432,920.35
  4. Step 4: Simplify right side
    107,798,358.66x = 7,989,986,011,622,355
  5. Step 5: Solve for x
    x = 7,989,986,011,622,355/107,798,358.66
  6. Step 6: Final answer
    x = 74,119,737.17

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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.