Home / 382,616,199.54-574,015,368.76-123,831,420.12

Finding the Fourth Proportional to 382,616,199.54, 574,015,368.76 and 123,831,420.12

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Solution

The fourth proportional to 382,616,199.54, 574,015,368.76 and 123,831,420.12 is: 185,776,604.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,616,199.54 : 574,015,368.76 = 123,831,420.12 : x
  2. Step 2: Convert to fraction form
    382,616,199.54/574,015,368.76 = 123,831,420.12/x
  3. Step 3: Cross multiply
    382,616,199.54x = 574,015,368.76 × 123,831,420.12
  4. Step 4: Simplify right side
    382,616,199.54x = 71,081,138,283,946,712
  5. Step 5: Solve for x
    x = 71,081,138,283,946,712/382,616,199.54
  6. Step 6: Final answer
    x = 185,776,604.26

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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.