Home / 38,163,193,364.88-52,663,508,022.42-21,875,123,241.88

Finding the Fourth Proportional to 38,163,193,364.88, 52,663,508,022.42 and 21,875,123,241.88

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Solution

The fourth proportional to 38,163,193,364.88, 52,663,508,022.42 and 21,875,123,241.88 is: 30,186,696,310.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,163,193,364.88 : 52,663,508,022.42 = 21,875,123,241.88 : x
  2. Step 2: Convert to fraction form
    38,163,193,364.88/52,663,508,022.42 = 21,875,123,241.88/x
  3. Step 3: Cross multiply
    38,163,193,364.88x = 52,663,508,022.42 × 21,875,123,241.88
  4. Step 4: Simplify right side
    38,163,193,364.88x = 1,152,020,728,340,173,553,664
  5. Step 5: Solve for x
    x = 1,152,020,728,340,173,553,664/38,163,193,364.88
  6. Step 6: Final answer
    x = 30,186,696,310.39

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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.