Home / 7,971,277,409.80-11,956,916,114.70-4,252,040,715.40

Finding the Fourth Proportional to 7,971,277,409.80, 11,956,916,114.70 and 4,252,040,715.40

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Solution

The fourth proportional to 7,971,277,409.80, 11,956,916,114.70 and 4,252,040,715.40 is: 6,378,061,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,277,409.80 : 11,956,916,114.70 = 4,252,040,715.40 : x
  2. Step 2: Convert to fraction form
    7,971,277,409.80/11,956,916,114.70 = 4,252,040,715.40/x
  3. Step 3: Cross multiply
    7,971,277,409.80x = 11,956,916,114.70 × 4,252,040,715.40
  4. Step 4: Simplify right side
    7,971,277,409.80x = 50,841,294,150,326,779,904
  5. Step 5: Solve for x
    x = 50,841,294,150,326,779,904/7,971,277,409.80
  6. Step 6: Final answer
    x = 6,378,061,073.10

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Double scale
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Similar ratio
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1.5x scale

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.