Home / 13,873,769,811.92-19,145,816,510.07-7,530,138,952.71

Finding the Fourth Proportional to 13,873,769,811.92, 19,145,816,510.07 and 7,530,138,952.71

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Solution

The fourth proportional to 13,873,769,811.92, 19,145,816,510.07 and 7,530,138,952.71 is: 10,391,599,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,769,811.92 : 19,145,816,510.07 = 7,530,138,952.71 : x
  2. Step 2: Convert to fraction form
    13,873,769,811.92/19,145,816,510.07 = 7,530,138,952.71/x
  3. Step 3: Cross multiply
    13,873,769,811.92x = 19,145,816,510.07 × 7,530,138,952.71
  4. Step 4: Simplify right side
    13,873,769,811.92x = 144,170,658,683,916,337,152
  5. Step 5: Solve for x
    x = 144,170,658,683,916,337,152/13,873,769,811.92
  6. Step 6: Final answer
    x = 10,391,599,445.46

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Double scale
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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.