Home / 674,073,213.18-930,249,762.48-376,715,446.44

Finding the Fourth Proportional to 674,073,213.18, 930,249,762.48 and 376,715,446.44

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Solution

The fourth proportional to 674,073,213.18, 930,249,762.48 and 376,715,446.44 is: 519,883,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,073,213.18 : 930,249,762.48 = 376,715,446.44 : x
  2. Step 2: Convert to fraction form
    674,073,213.18/930,249,762.48 = 376,715,446.44/x
  3. Step 3: Cross multiply
    674,073,213.18x = 930,249,762.48 × 376,715,446.44
  4. Step 4: Simplify right side
    674,073,213.18x = 350,439,454,573,357,184
  5. Step 5: Solve for x
    x = 350,439,454,573,357,184/674,073,213.18
  6. Step 6: Final answer
    x = 519,883,371.30

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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.