Home / 528,202,220.40-792,303,330.60-323,845,441.20

Finding the Fourth Proportional to 528,202,220.40, 792,303,330.60 and 323,845,441.20

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Solution

The fourth proportional to 528,202,220.40, 792,303,330.60 and 323,845,441.20 is: 485,768,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,202,220.40 : 792,303,330.60 = 323,845,441.20 : x
  2. Step 2: Convert to fraction form
    528,202,220.40/792,303,330.60 = 323,845,441.20/x
  3. Step 3: Cross multiply
    528,202,220.40x = 792,303,330.60 × 323,845,441.20
  4. Step 4: Simplify right side
    528,202,220.40x = 256,583,821,662,386,464
  5. Step 5: Solve for x
    x = 256,583,821,662,386,464/528,202,220.40
  6. Step 6: Final answer
    x = 485,768,161.80

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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.