Home / 506,807,417.50-699,394,236.15-275,020,409.50

Finding the Fourth Proportional to 506,807,417.50, 699,394,236.15 and 275,020,409.50

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Solution

The fourth proportional to 506,807,417.50, 699,394,236.15 and 275,020,409.50 is: 379,528,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,807,417.50 : 699,394,236.15 = 275,020,409.50 : x
  2. Step 2: Convert to fraction form
    506,807,417.50/699,394,236.15 = 275,020,409.50/x
  3. Step 3: Cross multiply
    506,807,417.50x = 699,394,236.15 × 275,020,409.50
  4. Step 4: Simplify right side
    506,807,417.50x = 192,347,689,227,912,704
  5. Step 5: Solve for x
    x = 192,347,689,227,912,704/506,807,417.50
  6. Step 6: Final answer
    x = 379,528,165.11

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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.