Home / 5,177,856,278.40-7,766,784,417.60-1,731,284,246.40

Finding the Fourth Proportional to 5,177,856,278.40, 7,766,784,417.60 and 1,731,284,246.40

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Solution

The fourth proportional to 5,177,856,278.40, 7,766,784,417.60 and 1,731,284,246.40 is: 2,596,926,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,856,278.40 : 7,766,784,417.60 = 1,731,284,246.40 : x
  2. Step 2: Convert to fraction form
    5,177,856,278.40/7,766,784,417.60 = 1,731,284,246.40/x
  3. Step 3: Cross multiply
    5,177,856,278.40x = 7,766,784,417.60 × 1,731,284,246.40
  4. Step 4: Simplify right side
    5,177,856,278.40x = 13,446,511,507,375,880,192
  5. Step 5: Solve for x
    x = 13,446,511,507,375,880,192/5,177,856,278.40
  6. Step 6: Final answer
    x = 2,596,926,369.60

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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.