Home / 1,587,734,463.15-2,191,075,375.66-882,871,310.96

Finding the Fourth Proportional to 1,587,734,463.15, 2,191,075,375.66 and 882,871,310.96

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Solution

The fourth proportional to 1,587,734,463.15, 2,191,075,375.66 and 882,871,310.96 is: 1,218,363,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,734,463.15 : 2,191,075,375.66 = 882,871,310.96 : x
  2. Step 2: Convert to fraction form
    1,587,734,463.15/2,191,075,375.66 = 882,871,310.96/x
  3. Step 3: Cross multiply
    1,587,734,463.15x = 2,191,075,375.66 × 882,871,310.96
  4. Step 4: Simplify right side
    1,587,734,463.15x = 1,934,437,589,317,848,064
  5. Step 5: Solve for x
    x = 1,934,437,589,317,848,064/1,587,734,463.15
  6. Step 6: Final answer
    x = 1,218,363,419.21

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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.