Home / 528,059,518.90-792,089,278.35-482,672,562.10

Finding the Fourth Proportional to 528,059,518.90, 792,089,278.35 and 482,672,562.10

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Solution

The fourth proportional to 528,059,518.90, 792,089,278.35 and 482,672,562.10 is: 724,008,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,059,518.90 : 792,089,278.35 = 482,672,562.10 : x
  2. Step 2: Convert to fraction form
    528,059,518.90/792,089,278.35 = 482,672,562.10/x
  3. Step 3: Cross multiply
    528,059,518.90x = 792,089,278.35 × 482,672,562.10
  4. Step 4: Simplify right side
    528,059,518.90x = 382,319,761,393,134,592
  5. Step 5: Solve for x
    x = 382,319,761,393,134,592/528,059,518.90
  6. Step 6: Final answer
    x = 724,008,843.15

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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.