Home / 146,720,094.84-220,066,648.47-49,664,709

Finding the Fourth Proportional to 146,720,094.84, 220,066,648.47 and 49,664,709

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Solution

The fourth proportional to 146,720,094.84, 220,066,648.47 and 49,664,709 is: 74,492,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,720,094.84 : 220,066,648.47 = 49,664,709 : x
  2. Step 2: Convert to fraction form
    146,720,094.84/220,066,648.47 = 49,664,709/x
  3. Step 3: Cross multiply
    146,720,094.84x = 220,066,648.47 × 49,664,709
  4. Step 4: Simplify right side
    146,720,094.84x = 10,929,546,056,867,846
  5. Step 5: Solve for x
    x = 10,929,546,056,867,846/146,720,094.84
  6. Step 6: Final answer
    x = 74,492,495.86

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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.