Home / 257,438,328.90-386,157,493.35-184,501,004.10

Finding the Fourth Proportional to 257,438,328.90, 386,157,493.35 and 184,501,004.10

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Solution

The fourth proportional to 257,438,328.90, 386,157,493.35 and 184,501,004.10 is: 276,751,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,438,328.90 : 386,157,493.35 = 184,501,004.10 : x
  2. Step 2: Convert to fraction form
    257,438,328.90/386,157,493.35 = 184,501,004.10/x
  3. Step 3: Cross multiply
    257,438,328.90x = 386,157,493.35 × 184,501,004.10
  4. Step 4: Simplify right side
    257,438,328.90x = 71,246,445,263,814,072
  5. Step 5: Solve for x
    x = 71,246,445,263,814,072/257,438,328.90
  6. Step 6: Final answer
    x = 276,751,506.15

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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.