Home / 156,331,505.40-234,497,258.10-133,152,804.60

Finding the Fourth Proportional to 156,331,505.40, 234,497,258.10 and 133,152,804.60

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Solution

The fourth proportional to 156,331,505.40, 234,497,258.10 and 133,152,804.60 is: 199,729,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,331,505.40 : 234,497,258.10 = 133,152,804.60 : x
  2. Step 2: Convert to fraction form
    156,331,505.40/234,497,258.10 = 133,152,804.60/x
  3. Step 3: Cross multiply
    156,331,505.40x = 234,497,258.10 × 133,152,804.60
  4. Step 4: Simplify right side
    156,331,505.40x = 31,223,967,587,025,064
  5. Step 5: Solve for x
    x = 31,223,967,587,025,064/156,331,505.40
  6. Step 6: Final answer
    x = 199,729,206.90

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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.