Home / 488,483,638.50-732,125,157.78-225,812,883.26

Finding the Fourth Proportional to 488,483,638.50, 732,125,157.78 and 225,812,883.26

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Solution

The fourth proportional to 488,483,638.50, 732,125,157.78 and 225,812,883.26 is: 338,441,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,483,638.50 : 732,125,157.78 = 225,812,883.26 : x
  2. Step 2: Convert to fraction form
    488,483,638.50/732,125,157.78 = 225,812,883.26/x
  3. Step 3: Cross multiply
    488,483,638.50x = 732,125,157.78 × 225,812,883.26
  4. Step 4: Simplify right side
    488,483,638.50x = 165,323,292,785,484,192
  5. Step 5: Solve for x
    x = 165,323,292,785,484,192/488,483,638.50
  6. Step 6: Final answer
    x = 338,441,822.32

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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.