Home / 6,551,226,012.90-9,826,839,019.35-5,388,007,952.10

Finding the Fourth Proportional to 6,551,226,012.90, 9,826,839,019.35 and 5,388,007,952.10

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Solution

The fourth proportional to 6,551,226,012.90, 9,826,839,019.35 and 5,388,007,952.10 is: 8,082,011,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,226,012.90 : 9,826,839,019.35 = 5,388,007,952.10 : x
  2. Step 2: Convert to fraction form
    6,551,226,012.90/9,826,839,019.35 = 5,388,007,952.10/x
  3. Step 3: Cross multiply
    6,551,226,012.90x = 9,826,839,019.35 × 5,388,007,952.10
  4. Step 4: Simplify right side
    6,551,226,012.90x = 52,947,086,780,264,374,272
  5. Step 5: Solve for x
    x = 52,947,086,780,264,374,272/6,551,226,012.90
  6. Step 6: Final answer
    x = 8,082,011,928.15

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Double scale
Find fourth proportional to 6,551,226,013.90, 9,826,839,020.85 and 5,388,007,953.10
Similar ratio
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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.