Home / 754,138,836,012.75-1,131,208,254,019.30-754,138,836,012.75

Finding the Fourth Proportional to 754,138,836,012.75, 1,131,208,254,019.30 and 754,138,836,012.75

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Solution

The fourth proportional to 754,138,836,012.75, 1,131,208,254,019.30 and 754,138,836,012.75 is: 1,131,208,254,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,138,836,012.75 : 1,131,208,254,019.30 = 754,138,836,012.75 : x
  2. Step 2: Convert to fraction form
    754,138,836,012.75/1,131,208,254,019.30 = 754,138,836,012.75/x
  3. Step 3: Cross multiply
    754,138,836,012.75x = 1,131,208,254,019.30 × 754,138,836,012.75
  4. Step 4: Simplify right side
    754,138,836,012.75x = 853,088,075,974,130,196,807,680
  5. Step 5: Solve for x
    x = 853,088,075,974,130,196,807,680/754,138,836,012.75
  6. Step 6: Final answer
    x = 1,131,208,254,019.30

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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.