Home / 19,023,413,147.60-28,535,119,721.40-6,597,613,979.60

Finding the Fourth Proportional to 19,023,413,147.60, 28,535,119,721.40 and 6,597,613,979.60

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Solution

The fourth proportional to 19,023,413,147.60, 28,535,119,721.40 and 6,597,613,979.60 is: 9,896,420,969.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023,413,147.60 : 28,535,119,721.40 = 6,597,613,979.60 : x
  2. Step 2: Convert to fraction form
    19,023,413,147.60/28,535,119,721.40 = 6,597,613,979.60/x
  3. Step 3: Cross multiply
    19,023,413,147.60x = 28,535,119,721.40 × 6,597,613,979.60
  4. Step 4: Simplify right side
    19,023,413,147.60x = 188,263,704,783,468,331,008
  5. Step 5: Solve for x
    x = 188,263,704,783,468,331,008/19,023,413,147.60
  6. Step 6: Final answer
    x = 9,896,420,969.40

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Double scale
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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.