Home / 1,061,182,001.76-1,464,436,972.08-615,409,664.64

Finding the Fourth Proportional to 1,061,182,001.76, 1,464,436,972.08 and 615,409,664.64

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Solution

The fourth proportional to 1,061,182,001.76, 1,464,436,972.08 and 615,409,664.64 is: 849,268,706.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,182,001.76 : 1,464,436,972.08 = 615,409,664.64 : x
  2. Step 2: Convert to fraction form
    1,061,182,001.76/1,464,436,972.08 = 615,409,664.64/x
  3. Step 3: Cross multiply
    1,061,182,001.76x = 1,464,436,972.08 × 615,409,664.64
  4. Step 4: Simplify right side
    1,061,182,001.76x = 901,228,665,874,169,728
  5. Step 5: Solve for x
    x = 901,228,665,874,169,728/1,061,182,001.76
  6. Step 6: Final answer
    x = 849,268,706.39

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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.