Home / 1,048,790,717.70-1,573,186,076.55-661,051,364.10

Finding the Fourth Proportional to 1,048,790,717.70, 1,573,186,076.55 and 661,051,364.10

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Solution

The fourth proportional to 1,048,790,717.70, 1,573,186,076.55 and 661,051,364.10 is: 991,577,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,790,717.70 : 1,573,186,076.55 = 661,051,364.10 : x
  2. Step 2: Convert to fraction form
    1,048,790,717.70/1,573,186,076.55 = 661,051,364.10/x
  3. Step 3: Cross multiply
    1,048,790,717.70x = 1,573,186,076.55 × 661,051,364.10
  4. Step 4: Simplify right side
    1,048,790,717.70x = 1,039,956,801,886,504,576
  5. Step 5: Solve for x
    x = 1,039,956,801,886,504,576/1,048,790,717.70
  6. Step 6: Final answer
    x = 991,577,046.15

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Double scale
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Similar ratio
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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.