Home / 1,782,401,127.40-2,673,601,691.10-1,706,830,217.20

Finding the Fourth Proportional to 1,782,401,127.40, 2,673,601,691.10 and 1,706,830,217.20

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Solution

The fourth proportional to 1,782,401,127.40, 2,673,601,691.10 and 1,706,830,217.20 is: 2,560,245,325.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,401,127.40 : 2,673,601,691.10 = 1,706,830,217.20 : x
  2. Step 2: Convert to fraction form
    1,782,401,127.40/2,673,601,691.10 = 1,706,830,217.20/x
  3. Step 3: Cross multiply
    1,782,401,127.40x = 2,673,601,691.10 × 1,706,830,217.20
  4. Step 4: Simplify right side
    1,782,401,127.40x = 4,563,384,155,126,500,352
  5. Step 5: Solve for x
    x = 4,563,384,155,126,500,352/1,782,401,127.40
  6. Step 6: Final answer
    x = 2,560,245,325.80

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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.