Home / 269,139,430.80-403,709,146.20-146,695,424.40

Finding the Fourth Proportional to 269,139,430.80, 403,709,146.20 and 146,695,424.40

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Solution

The fourth proportional to 269,139,430.80, 403,709,146.20 and 146,695,424.40 is: 220,043,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,139,430.80 : 403,709,146.20 = 146,695,424.40 : x
  2. Step 2: Convert to fraction form
    269,139,430.80/403,709,146.20 = 146,695,424.40/x
  3. Step 3: Cross multiply
    269,139,430.80x = 403,709,146.20 × 146,695,424.40
  4. Step 4: Simplify right side
    269,139,430.80x = 59,222,284,535,970,648
  5. Step 5: Solve for x
    x = 59,222,284,535,970,648/269,139,430.80
  6. Step 6: Final answer
    x = 220,043,136.60

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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.