Home / 30,000,894,947.76-41,397,429,783.60-16,448,965,943.88

Finding the Fourth Proportional to 30,000,894,947.76, 41,397,429,783.60 and 16,448,965,943.88

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Solution

The fourth proportional to 30,000,894,947.76, 41,397,429,783.60 and 16,448,965,943.88 is: 22,697,486,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000,894,947.76 : 41,397,429,783.60 = 16,448,965,943.88 : x
  2. Step 2: Convert to fraction form
    30,000,894,947.76/41,397,429,783.60 = 16,448,965,943.88/x
  3. Step 3: Cross multiply
    30,000,894,947.76x = 41,397,429,783.60 × 16,448,965,943.88
  4. Step 4: Simplify right side
    30,000,894,947.76x = 680,944,912,674,599,993,344
  5. Step 5: Solve for x
    x = 680,944,912,674,599,993,344/30,000,894,947.76
  6. Step 6: Final answer
    x = 22,697,486,653.66

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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.