Home / 8,542,075,475.85-12,808,442,252.02-6,782,747,581.05

Finding the Fourth Proportional to 8,542,075,475.85, 12,808,442,252.02 and 6,782,747,581.05

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Solution

The fourth proportional to 8,542,075,475.85, 12,808,442,252.02 and 6,782,747,581.05 is: 10,170,412,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542,075,475.85 : 12,808,442,252.02 = 6,782,747,581.05 : x
  2. Step 2: Convert to fraction form
    8,542,075,475.85/12,808,442,252.02 = 6,782,747,581.05/x
  3. Step 3: Cross multiply
    8,542,075,475.85x = 12,808,442,252.02 × 6,782,747,581.05
  4. Step 4: Simplify right side
    8,542,075,475.85x = 86,876,430,701,809,303,552
  5. Step 5: Solve for x
    x = 86,876,430,701,809,303,552/8,542,075,475.85
  6. Step 6: Final answer
    x = 10,170,412,442.20

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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.