Home / 156,639,502.40-234,959,253.60-133,460,801.60

Finding the Fourth Proportional to 156,639,502.40, 234,959,253.60 and 133,460,801.60

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Solution

The fourth proportional to 156,639,502.40, 234,959,253.60 and 133,460,801.60 is: 200,191,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,639,502.40 : 234,959,253.60 = 133,460,801.60 : x
  2. Step 2: Convert to fraction form
    156,639,502.40/234,959,253.60 = 133,460,801.60/x
  3. Step 3: Cross multiply
    156,639,502.40x = 234,959,253.60 × 133,460,801.60
  4. Step 4: Simplify right side
    156,639,502.40x = 31,357,850,328,793,684
  5. Step 5: Solve for x
    x = 31,357,850,328,793,684/156,639,502.40
  6. Step 6: Final answer
    x = 200,191,202.40

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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.