Home / 38,615,927,870.70-57,892,633,598.86-12,072,781,618.09

Finding the Fourth Proportional to 38,615,927,870.70, 57,892,633,598.86 and 12,072,781,618.09

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Solution

The fourth proportional to 38,615,927,870.70, 57,892,633,598.86 and 12,072,781,618.09 is: 18,099,399,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,615,927,870.70 : 57,892,633,598.86 = 12,072,781,618.09 : x
  2. Step 2: Convert to fraction form
    38,615,927,870.70/57,892,633,598.86 = 12,072,781,618.09/x
  3. Step 3: Cross multiply
    38,615,927,870.70x = 57,892,633,598.86 × 12,072,781,618.09
  4. Step 4: Simplify right side
    38,615,927,870.70x = 698,925,122,734,972,469,248
  5. Step 5: Solve for x
    x = 698,925,122,734,972,469,248/38,615,927,870.70
  6. Step 6: Final answer
    x = 18,099,399,943.86

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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.