Home / 322,466,840.69-483,695,400.26-145,078,709.34

Finding the Fourth Proportional to 322,466,840.69, 483,695,400.26 and 145,078,709.34

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Solution

The fourth proportional to 322,466,840.69, 483,695,400.26 and 145,078,709.34 is: 217,615,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,466,840.69 : 483,695,400.26 = 145,078,709.34 : x
  2. Step 2: Convert to fraction form
    322,466,840.69/483,695,400.26 = 145,078,709.34/x
  3. Step 3: Cross multiply
    322,466,840.69x = 483,695,400.26 × 145,078,709.34
  4. Step 4: Simplify right side
    322,466,840.69x = 70,173,904,380,271,632
  5. Step 5: Solve for x
    x = 70,173,904,380,271,632/322,466,840.69
  6. Step 6: Final answer
    x = 217,615,877.13

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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.