Home / 528,059,335.40-792,089,003.10-482,672,378.60

Finding the Fourth Proportional to 528,059,335.40, 792,089,003.10 and 482,672,378.60

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Solution

The fourth proportional to 528,059,335.40, 792,089,003.10 and 482,672,378.60 is: 724,008,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,059,335.40 : 792,089,003.10 = 482,672,378.60 : x
  2. Step 2: Convert to fraction form
    528,059,335.40/792,089,003.10 = 482,672,378.60/x
  3. Step 3: Cross multiply
    528,059,335.40x = 792,089,003.10 × 482,672,378.60
  4. Step 4: Simplify right side
    528,059,335.40x = 382,319,483,189,179,776
  5. Step 5: Solve for x
    x = 382,319,483,189,179,776/528,059,335.40
  6. Step 6: Final answer
    x = 724,008,567.90

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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.