Home / 51,958,793,946.70-71,703,132,717.81-28,197,003,954.70

Finding the Fourth Proportional to 51,958,793,946.70, 71,703,132,717.81 and 28,197,003,954.70

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Solution

The fourth proportional to 51,958,793,946.70, 71,703,132,717.81 and 28,197,003,954.70 is: 38,911,863,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,958,793,946.70 : 71,703,132,717.81 = 28,197,003,954.70 : x
  2. Step 2: Convert to fraction form
    51,958,793,946.70/71,703,132,717.81 = 28,197,003,954.70/x
  3. Step 3: Cross multiply
    51,958,793,946.70x = 71,703,132,717.81 × 28,197,003,954.70
  4. Step 4: Simplify right side
    51,958,793,946.70x = 2,021,813,516,808,467,513,344
  5. Step 5: Solve for x
    x = 2,021,813,516,808,467,513,344/51,958,793,946.70
  6. Step 6: Final answer
    x = 38,911,863,868.17

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Double scale
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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.