Home / 934,320,611.57-1,401,620,253.95-344,065,457.09

Finding the Fourth Proportional to 934,320,611.57, 1,401,620,253.95 and 344,065,457.09

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Solution

The fourth proportional to 934,320,611.57, 1,401,620,253.95 and 344,065,457.09 is: 516,149,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,320,611.57 : 1,401,620,253.95 = 344,065,457.09 : x
  2. Step 2: Convert to fraction form
    934,320,611.57/1,401,620,253.95 = 344,065,457.09/x
  3. Step 3: Cross multiply
    934,320,611.57x = 1,401,620,253.95 × 344,065,457.09
  4. Step 4: Simplify right side
    934,320,611.57x = 482,249,113,346,272,832
  5. Step 5: Solve for x
    x = 482,249,113,346,272,832/934,320,611.57
  6. Step 6: Final answer
    x = 516,149,496.63

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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.