Home / 307,365,492.52-424,167,745.06-168,136,255.66

Finding the Fourth Proportional to 307,365,492.52, 424,167,745.06 and 168,136,255.66

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Solution

The fourth proportional to 307,365,492.52, 424,167,745.06 and 168,136,255.66 is: 232,029,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,365,492.52 : 424,167,745.06 = 168,136,255.66 : x
  2. Step 2: Convert to fraction form
    307,365,492.52/424,167,745.06 = 168,136,255.66/x
  3. Step 3: Cross multiply
    307,365,492.52x = 424,167,745.06 × 168,136,255.66
  4. Step 4: Simplify right side
    307,365,492.52x = 71,317,976,426,133,864
  5. Step 5: Solve for x
    x = 71,317,976,426,133,864/307,365,492.52
  6. Step 6: Final answer
    x = 232,029,873.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.