Home / 4,938,505,574.42-6,815,147,369.55-2,931,743,165.06

Finding the Fourth Proportional to 4,938,505,574.42, 6,815,147,369.55 and 2,931,743,165.06

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Solution

The fourth proportional to 4,938,505,574.42, 6,815,147,369.55 and 2,931,743,165.06 is: 4,045,811,312.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,505,574.42 : 6,815,147,369.55 = 2,931,743,165.06 : x
  2. Step 2: Convert to fraction form
    4,938,505,574.42/6,815,147,369.55 = 2,931,743,165.06/x
  3. Step 3: Cross multiply
    4,938,505,574.42x = 6,815,147,369.55 × 2,931,743,165.06
  4. Step 4: Simplify right side
    4,938,505,574.42x = 19,980,261,719,561,039,872
  5. Step 5: Solve for x
    x = 19,980,261,719,561,039,872/4,938,505,574.42
  6. Step 6: Final answer
    x = 4,045,811,312.44

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Double scale
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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.