Home / 202,862,328.29-304,438,778.94-86,359,364.80

Finding the Fourth Proportional to 202,862,328.29, 304,438,778.94 and 86,359,364.80

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Solution

The fourth proportional to 202,862,328.29, 304,438,778.94 and 86,359,364.80 is: 129,600,896.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,862,328.29 : 304,438,778.94 = 86,359,364.80 : x
  2. Step 2: Convert to fraction form
    202,862,328.29/304,438,778.94 = 86,359,364.80/x
  3. Step 3: Cross multiply
    202,862,328.29x = 304,438,778.94 × 86,359,364.80
  4. Step 4: Simplify right side
    202,862,328.29x = 26,291,139,569,309,628
  5. Step 5: Solve for x
    x = 26,291,139,569,309,628/202,862,328.29
  6. Step 6: Final answer
    x = 129,600,896.29

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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.