Home / 1,641,731,940.16-2,265,592,262.25-889,046,414.80

Finding the Fourth Proportional to 1,641,731,940.16, 2,265,592,262.25 and 889,046,414.80

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Solution

The fourth proportional to 1,641,731,940.16, 2,265,592,262.25 and 889,046,414.80 is: 1,226,885,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,731,940.16 : 2,265,592,262.25 = 889,046,414.80 : x
  2. Step 2: Convert to fraction form
    1,641,731,940.16/2,265,592,262.25 = 889,046,414.80/x
  3. Step 3: Cross multiply
    1,641,731,940.16x = 2,265,592,262.25 × 889,046,414.80
  4. Step 4: Simplify right side
    1,641,731,940.16x = 2,014,216,678,151,983,872
  5. Step 5: Solve for x
    x = 2,014,216,678,151,983,872/1,641,731,940.16
  6. Step 6: Final answer
    x = 1,226,885,235.57

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Double scale
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1.5x scale

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.