Home / 357,362,229.20-534,397,699.96-339,928,307.20

Finding the Fourth Proportional to 357,362,229.20, 534,397,699.96 and 339,928,307.20

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Solution

The fourth proportional to 357,362,229.20, 534,397,699.96 and 339,928,307.20 is: 508,327,099.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,362,229.20 : 534,397,699.96 = 339,928,307.20 : x
  2. Step 2: Convert to fraction form
    357,362,229.20/534,397,699.96 = 339,928,307.20/x
  3. Step 3: Cross multiply
    357,362,229.20x = 534,397,699.96 × 339,928,307.20
  4. Step 4: Simplify right side
    357,362,229.20x = 181,656,905,518,976,288
  5. Step 5: Solve for x
    x = 181,656,905,518,976,288/357,362,229.20
  6. Step 6: Final answer
    x = 508,327,099.72

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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.