Home / 528,025,032.80-792,033,612.60-159,559,272.80

Finding the Fourth Proportional to 528,025,032.80, 792,033,612.60 and 159,559,272.80

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Solution

The fourth proportional to 528,025,032.80, 792,033,612.60 and 159,559,272.80 is: 239,337,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,025,032.80 : 792,033,612.60 = 159,559,272.80 : x
  2. Step 2: Convert to fraction form
    528,025,032.80/792,033,612.60 = 159,559,272.80/x
  3. Step 3: Cross multiply
    528,025,032.80x = 792,033,612.60 × 159,559,272.80
  4. Step 4: Simplify right side
    528,025,032.80x = 126,376,307,259,612,928
  5. Step 5: Solve for x
    x = 126,376,307,259,612,928/528,025,032.80
  6. Step 6: Final answer
    x = 239,337,719.63

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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.