Home / 528,258,071.40-791,970,359.67-333,759,522.75

Finding the Fourth Proportional to 528,258,071.40, 791,970,359.67 and 333,759,522.75

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Solution

The fourth proportional to 528,258,071.40, 791,970,359.67 and 333,759,522.75 is: 500,375,978.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,258,071.40 : 791,970,359.67 = 333,759,522.75 : x
  2. Step 2: Convert to fraction form
    528,258,071.40/791,970,359.67 = 333,759,522.75/x
  3. Step 3: Cross multiply
    528,258,071.40x = 791,970,359.67 × 333,759,522.75
  4. Step 4: Simplify right side
    528,258,071.40x = 264,327,649,275,605,024
  5. Step 5: Solve for x
    x = 264,327,649,275,605,024/528,258,071.40
  6. Step 6: Final answer
    x = 500,375,978.31

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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.