Home / 5,438,340,437.40-8,157,510,656.10-2,853,075,490.20

Finding the Fourth Proportional to 5,438,340,437.40, 8,157,510,656.10 and 2,853,075,490.20

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Solution

The fourth proportional to 5,438,340,437.40, 8,157,510,656.10 and 2,853,075,490.20 is: 4,279,613,235.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,340,437.40 : 8,157,510,656.10 = 2,853,075,490.20 : x
  2. Step 2: Convert to fraction form
    5,438,340,437.40/8,157,510,656.10 = 2,853,075,490.20/x
  3. Step 3: Cross multiply
    5,438,340,437.40x = 8,157,510,656.10 × 2,853,075,490.20
  4. Step 4: Simplify right side
    5,438,340,437.40x = 23,273,993,713,964,228,608
  5. Step 5: Solve for x
    x = 23,273,993,713,964,228,608/5,438,340,437.40
  6. Step 6: Final answer
    x = 4,279,613,235.30

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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.