Home / 32,412,115,137.72-48,673,811,109.78-19,894,478,437.56

Finding the Fourth Proportional to 32,412,115,137.72, 48,673,811,109.78 and 19,894,478,437.56

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Solution

The fourth proportional to 32,412,115,137.72, 48,673,811,109.78 and 19,894,478,437.56 is: 29,875,868,374.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,412,115,137.72 : 48,673,811,109.78 = 19,894,478,437.56 : x
  2. Step 2: Convert to fraction form
    32,412,115,137.72/48,673,811,109.78 = 19,894,478,437.56/x
  3. Step 3: Cross multiply
    32,412,115,137.72x = 48,673,811,109.78 × 19,894,478,437.56
  4. Step 4: Simplify right side
    32,412,115,137.72x = 968,340,085,597,386,571,776
  5. Step 5: Solve for x
    x = 968,340,085,597,386,571,776/32,412,115,137.72
  6. Step 6: Final answer
    x = 29,875,868,374.61

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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.