Home / 844,815,087.40-1,267,222,631.10-717,269,247.40

Finding the Fourth Proportional to 844,815,087.40, 1,267,222,631.10 and 717,269,247.40

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Solution

The fourth proportional to 844,815,087.40, 1,267,222,631.10 and 717,269,247.40 is: 1,075,903,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,815,087.40 : 1,267,222,631.10 = 717,269,247.40 : x
  2. Step 2: Convert to fraction form
    844,815,087.40/1,267,222,631.10 = 717,269,247.40/x
  3. Step 3: Cross multiply
    844,815,087.40x = 1,267,222,631.10 × 717,269,247.40
  4. Step 4: Simplify right side
    844,815,087.40x = 908,939,822,897,344,768
  5. Step 5: Solve for x
    x = 908,939,822,897,344,768/844,815,087.40
  6. Step 6: Final answer
    x = 1,075,903,871.10

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Double scale
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1.5x scale

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.