Home / 100,236,917,836.29-150,421,616,612.42-47,193,120,460.59

Finding the Fourth Proportional to 100,236,917,836.29, 150,421,616,612.42 and 47,193,120,460.59

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Solution

The fourth proportional to 100,236,917,836.29, 150,421,616,612.42 and 47,193,120,460.59 is: 70,820,867,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,236,917,836.29 : 150,421,616,612.42 = 47,193,120,460.59 : x
  2. Step 2: Convert to fraction form
    100,236,917,836.29/150,421,616,612.42 = 47,193,120,460.59/x
  3. Step 3: Cross multiply
    100,236,917,836.29x = 150,421,616,612.42 × 47,193,120,460.59
  4. Step 4: Simplify right side
    100,236,917,836.29x = 7,098,865,472,666,623,541,248
  5. Step 5: Solve for x
    x = 7,098,865,472,666,623,541,248/100,236,917,836.29
  6. Step 6: Final answer
    x = 70,820,867,459.84

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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.