Home / 269,523,909.65-371,943,243.32-145,764,586.77

Finding the Fourth Proportional to 269,523,909.65, 371,943,243.32 and 145,764,586.77

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Solution

The fourth proportional to 269,523,909.65, 371,943,243.32 and 145,764,586.77 is: 201,155,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,523,909.65 : 371,943,243.32 = 145,764,586.77 : x
  2. Step 2: Convert to fraction form
    269,523,909.65/371,943,243.32 = 145,764,586.77/x
  3. Step 3: Cross multiply
    269,523,909.65x = 371,943,243.32 × 145,764,586.77
  4. Step 4: Simplify right side
    269,523,909.65x = 54,216,153,163,704,544
  5. Step 5: Solve for x
    x = 54,216,153,163,704,544/269,523,909.65
  6. Step 6: Final answer
    x = 201,155,263.87

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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.