Home / 381,327,124.95-571,225,023.59-322,784,109.27

Finding the Fourth Proportional to 381,327,124.95, 571,225,023.59 and 322,784,109.27

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Solution

The fourth proportional to 381,327,124.95, 571,225,023.59 and 322,784,109.27 is: 483,528,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,327,124.95 : 571,225,023.59 = 322,784,109.27 : x
  2. Step 2: Convert to fraction form
    381,327,124.95/571,225,023.59 = 322,784,109.27/x
  3. Step 3: Cross multiply
    381,327,124.95x = 571,225,023.59 × 322,784,109.27
  4. Step 4: Simplify right side
    381,327,124.95x = 184,382,360,430,618,976
  5. Step 5: Solve for x
    x = 184,382,360,430,618,976/381,327,124.95
  6. Step 6: Final answer
    x = 483,528,048.14

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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.