Home / 13,873,769,810.92-19,145,816,508.70-7,530,138,951.71

Finding the Fourth Proportional to 13,873,769,810.92, 19,145,816,508.70 and 7,530,138,951.71

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Solution

The fourth proportional to 13,873,769,810.92, 19,145,816,508.70 and 7,530,138,951.71 is: 10,391,599,444.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,769,810.92 : 19,145,816,508.70 = 7,530,138,951.71 : x
  2. Step 2: Convert to fraction form
    13,873,769,810.92/19,145,816,508.70 = 7,530,138,951.71/x
  3. Step 3: Cross multiply
    13,873,769,810.92x = 19,145,816,508.70 × 7,530,138,951.71
  4. Step 4: Simplify right side
    13,873,769,810.92x = 144,170,658,654,416,584,704
  5. Step 5: Solve for x
    x = 144,170,658,654,416,584,704/13,873,769,810.92
  6. Step 6: Final answer
    x = 10,391,599,444.08

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1.5x scale

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.