Home / 332,005,478.47-498,180,571.59-135,413,121.46

Finding the Fourth Proportional to 332,005,478.47, 498,180,571.59 and 135,413,121.46

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Solution

The fourth proportional to 332,005,478.47, 498,180,571.59 and 135,413,121.46 is: 203,189,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,005,478.47 : 498,180,571.59 = 135,413,121.46 : x
  2. Step 2: Convert to fraction form
    332,005,478.47/498,180,571.59 = 135,413,121.46/x
  3. Step 3: Cross multiply
    332,005,478.47x = 498,180,571.59 × 135,413,121.46
  4. Step 4: Simplify right side
    332,005,478.47x = 67,460,186,249,728,896
  5. Step 5: Solve for x
    x = 67,460,186,249,728,896/332,005,478.47
  6. Step 6: Final answer
    x = 203,189,979.16

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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.