Home / 1,120,965,111.70-1,681,447,667.55-1,120,965,111.70

Finding the Fourth Proportional to 1,120,965,111.70, 1,681,447,667.55 and 1,120,965,111.70

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Solution

The fourth proportional to 1,120,965,111.70, 1,681,447,667.55 and 1,120,965,111.70 is: 1,681,447,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,965,111.70 : 1,681,447,667.55 = 1,120,965,111.70 : x
  2. Step 2: Convert to fraction form
    1,120,965,111.70/1,681,447,667.55 = 1,120,965,111.70/x
  3. Step 3: Cross multiply
    1,120,965,111.70x = 1,681,447,667.55 × 1,120,965,111.70
  4. Step 4: Simplify right side
    1,120,965,111.70x = 1,884,844,172,472,890,368
  5. Step 5: Solve for x
    x = 1,884,844,172,472,890,368/1,120,965,111.70
  6. Step 6: Final answer
    x = 1,681,447,667.55

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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.