Home / 1,569,906,538.84-2,166,517,236.54-865,103,921.20

Finding the Fourth Proportional to 1,569,906,538.84, 2,166,517,236.54 and 865,103,921.20

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Solution

The fourth proportional to 1,569,906,538.84, 2,166,517,236.54 and 865,103,921.20 is: 1,193,868,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,906,538.84 : 2,166,517,236.54 = 865,103,921.20 : x
  2. Step 2: Convert to fraction form
    1,569,906,538.84/2,166,517,236.54 = 865,103,921.20/x
  3. Step 3: Cross multiply
    1,569,906,538.84x = 2,166,517,236.54 × 865,103,921.20
  4. Step 4: Simplify right side
    1,569,906,538.84x = 1,874,262,556,678,141,952
  5. Step 5: Solve for x
    x = 1,874,262,556,678,141,952/1,569,906,538.84
  6. Step 6: Final answer
    x = 1,193,868,877.10

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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.