Home / 1,889,622,057.45-2,834,433,086.18-509,576,068.65

Finding the Fourth Proportional to 1,889,622,057.45, 2,834,433,086.18 and 509,576,068.65

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Solution

The fourth proportional to 1,889,622,057.45, 2,834,433,086.18 and 509,576,068.65 is: 764,364,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,622,057.45 : 2,834,433,086.18 = 509,576,068.65 : x
  2. Step 2: Convert to fraction form
    1,889,622,057.45/2,834,433,086.18 = 509,576,068.65/x
  3. Step 3: Cross multiply
    1,889,622,057.45x = 2,834,433,086.18 × 509,576,068.65
  4. Step 4: Simplify right side
    1,889,622,057.45x = 1,444,359,268,904,543,232
  5. Step 5: Solve for x
    x = 1,444,359,268,904,543,232/1,889,622,057.45
  6. Step 6: Final answer
    x = 764,364,102.98

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Double scale
Find fourth proportional to 1,889,622,058.45, 2,834,433,087.68 and 509,576,069.65
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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.