Home / 239,637,732.72-330,595,032.60-140,468,204.40

Finding the Fourth Proportional to 239,637,732.72, 330,595,032.60 and 140,468,204.40

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Solution

The fourth proportional to 239,637,732.72, 330,595,032.60 and 140,468,204.40 is: 193,784,551.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,637,732.72 : 330,595,032.60 = 140,468,204.40 : x
  2. Step 2: Convert to fraction form
    239,637,732.72/330,595,032.60 = 140,468,204.40/x
  3. Step 3: Cross multiply
    239,637,732.72x = 330,595,032.60 × 140,468,204.40
  4. Step 4: Simplify right side
    239,637,732.72x = 46,438,090,612,881,472
  5. Step 5: Solve for x
    x = 46,438,090,612,881,472/239,637,732.72
  6. Step 6: Final answer
    x = 193,784,551.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.