Home / 4,120,865,075.40-5,688,273,012.15-2,450,110,230.78

Finding the Fourth Proportional to 4,120,865,075.40, 5,688,273,012.15 and 2,450,110,230.78

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Solution

The fourth proportional to 4,120,865,075.40, 5,688,273,012.15 and 2,450,110,230.78 is: 3,382,031,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,865,075.40 : 5,688,273,012.15 = 2,450,110,230.78 : x
  2. Step 2: Convert to fraction form
    4,120,865,075.40/5,688,273,012.15 = 2,450,110,230.78/x
  3. Step 3: Cross multiply
    4,120,865,075.40x = 5,688,273,012.15 × 2,450,110,230.78
  4. Step 4: Simplify right side
    4,120,865,075.40x = 13,936,895,902,538,481,664
  5. Step 5: Solve for x
    x = 13,936,895,902,538,481,664/4,120,865,075.40
  6. Step 6: Final answer
    x = 3,382,031,599.56

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Double scale
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1.5x scale

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.