Home / 28,735,559,264.20-43,103,338,896.30-16,980,934,649.80

Finding the Fourth Proportional to 28,735,559,264.20, 43,103,338,896.30 and 16,980,934,649.80

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Solution

The fourth proportional to 28,735,559,264.20, 43,103,338,896.30 and 16,980,934,649.80 is: 25,471,401,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735,559,264.20 : 43,103,338,896.30 = 16,980,934,649.80 : x
  2. Step 2: Convert to fraction form
    28,735,559,264.20/43,103,338,896.30 = 16,980,934,649.80/x
  3. Step 3: Cross multiply
    28,735,559,264.20x = 43,103,338,896.30 × 16,980,934,649.80
  4. Step 4: Simplify right side
    28,735,559,264.20x = 731,934,980,986,252,820,480
  5. Step 5: Solve for x
    x = 731,934,980,986,252,820,480/28,735,559,264.20
  6. Step 6: Final answer
    x = 25,471,401,974.70

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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.