Home / 373,260,007.20-559,890,010.80-100,658,330.40

Finding the Fourth Proportional to 373,260,007.20, 559,890,010.80 and 100,658,330.40

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Solution

The fourth proportional to 373,260,007.20, 559,890,010.80 and 100,658,330.40 is: 150,987,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,260,007.20 : 559,890,010.80 = 100,658,330.40 : x
  2. Step 2: Convert to fraction form
    373,260,007.20/559,890,010.80 = 100,658,330.40/x
  3. Step 3: Cross multiply
    373,260,007.20x = 559,890,010.80 × 100,658,330.40
  4. Step 4: Simplify right side
    373,260,007.20x = 56,357,593,694,765,968
  5. Step 5: Solve for x
    x = 56,357,593,694,765,968/373,260,007.20
  6. Step 6: Final answer
    x = 150,987,495.60

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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.