Home / 674,073,145.41-930,249,669.06-376,715,378.94

Finding the Fourth Proportional to 674,073,145.41, 930,249,669.06 and 376,715,378.94

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Solution

The fourth proportional to 674,073,145.41, 930,249,669.06 and 376,715,378.94 is: 519,883,278.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,073,145.41 : 930,249,669.06 = 376,715,378.94 : x
  2. Step 2: Convert to fraction form
    674,073,145.41/930,249,669.06 = 376,715,378.94/x
  3. Step 3: Cross multiply
    674,073,145.41x = 930,249,669.06 × 376,715,378.94
  4. Step 4: Simplify right side
    674,073,145.41x = 350,439,356,588,747,456
  5. Step 5: Solve for x
    x = 350,439,356,588,747,456/674,073,145.41
  6. Step 6: Final answer
    x = 519,883,278.21

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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.