Home / 1,075,104,211.80-1,612,954,916.10-461,982,163.80

Finding the Fourth Proportional to 1,075,104,211.80, 1,612,954,916.10 and 461,982,163.80

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Solution

The fourth proportional to 1,075,104,211.80, 1,612,954,916.10 and 461,982,163.80 is: 693,101,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,104,211.80 : 1,612,954,916.10 = 461,982,163.80 : x
  2. Step 2: Convert to fraction form
    1,075,104,211.80/1,612,954,916.10 = 461,982,163.80/x
  3. Step 3: Cross multiply
    1,075,104,211.80x = 1,612,954,916.10 × 461,982,163.80
  4. Step 4: Simplify right side
    1,075,104,211.80x = 745,156,402,251,725,440
  5. Step 5: Solve for x
    x = 745,156,402,251,725,440/1,075,104,211.80
  6. Step 6: Final answer
    x = 693,101,556.18

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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.