Home / 528,033,773.40-792,125,309.70-164,490,221.40

Finding the Fourth Proportional to 528,033,773.40, 792,125,309.70 and 164,490,221.40

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Solution

The fourth proportional to 528,033,773.40, 792,125,309.70 and 164,490,221.40 is: 246,758,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,033,773.40 : 792,125,309.70 = 164,490,221.40 : x
  2. Step 2: Convert to fraction form
    528,033,773.40/792,125,309.70 = 164,490,221.40/x
  3. Step 3: Cross multiply
    528,033,773.40x = 792,125,309.70 × 164,490,221.40
  4. Step 4: Simplify right side
    528,033,773.40x = 130,296,867,569,096,576
  5. Step 5: Solve for x
    x = 130,296,867,569,096,576/528,033,773.40
  6. Step 6: Final answer
    x = 246,758,586.54

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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.