Home / 1,631,511,178.65-2,447,744,318.19-526,093,803.72

Finding the Fourth Proportional to 1,631,511,178.65, 2,447,744,318.19 and 526,093,803.72

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Solution

The fourth proportional to 1,631,511,178.65, 2,447,744,318.19 and 526,093,803.72 is: 789,294,695.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,511,178.65 : 2,447,744,318.19 = 526,093,803.72 : x
  2. Step 2: Convert to fraction form
    1,631,511,178.65/2,447,744,318.19 = 526,093,803.72/x
  3. Step 3: Cross multiply
    1,631,511,178.65x = 2,447,744,318.19 × 526,093,803.72
  4. Step 4: Simplify right side
    1,631,511,178.65x = 1,287,743,118,890,595,072
  5. Step 5: Solve for x
    x = 1,287,743,118,890,595,072/1,631,511,178.65
  6. Step 6: Final answer
    x = 789,294,695.46

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Double scale
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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.