Home / 57,946,752,811.30-86,920,129,216.95-20,723,774,865.70

Finding the Fourth Proportional to 57,946,752,811.30, 86,920,129,216.95 and 20,723,774,865.70

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Solution

The fourth proportional to 57,946,752,811.30, 86,920,129,216.95 and 20,723,774,865.70 is: 31,085,662,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,752,811.30 : 86,920,129,216.95 = 20,723,774,865.70 : x
  2. Step 2: Convert to fraction form
    57,946,752,811.30/86,920,129,216.95 = 20,723,774,865.70/x
  3. Step 3: Cross multiply
    57,946,752,811.30x = 86,920,129,216.95 × 20,723,774,865.70
  4. Step 4: Simplify right side
    57,946,752,811.30x = 1,801,313,189,189,624,528,896
  5. Step 5: Solve for x
    x = 1,801,313,189,189,624,528,896/57,946,752,811.30
  6. Step 6: Final answer
    x = 31,085,662,298.55

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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.