Home / 693,506,401.20-1,040,100,416.72-413,466,555.14

Finding the Fourth Proportional to 693,506,401.20, 1,040,100,416.72 and 413,466,555.14

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Solution

The fourth proportional to 693,506,401.20, 1,040,100,416.72 and 413,466,555.14 is: 620,104,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,506,401.20 : 1,040,100,416.72 = 413,466,555.14 : x
  2. Step 2: Convert to fraction form
    693,506,401.20/1,040,100,416.72 = 413,466,555.14/x
  3. Step 3: Cross multiply
    693,506,401.20x = 1,040,100,416.72 × 413,466,555.14
  4. Step 4: Simplify right side
    693,506,401.20x = 430,046,736,300,896,832
  5. Step 5: Solve for x
    x = 430,046,736,300,896,832/693,506,401.20
  6. Step 6: Final answer
    x = 620,104,927.02

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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.