Home / 40,331,379,938.95-55,662,184,966.78-22,954,515,319.83

Finding the Fourth Proportional to 40,331,379,938.95, 55,662,184,966.78 and 22,954,515,319.83

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Solution

The fourth proportional to 40,331,379,938.95, 55,662,184,966.78 and 22,954,515,319.83 is: 31,680,008,953.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331,379,938.95 : 55,662,184,966.78 = 22,954,515,319.83 : x
  2. Step 2: Convert to fraction form
    40,331,379,938.95/55,662,184,966.78 = 22,954,515,319.83/x
  3. Step 3: Cross multiply
    40,331,379,938.95x = 55,662,184,966.78 × 22,954,515,319.83
  4. Step 4: Simplify right side
    40,331,379,938.95x = 1,277,698,477,555,162,808,320
  5. Step 5: Solve for x
    x = 1,277,698,477,555,162,808,320/40,331,379,938.95
  6. Step 6: Final answer
    x = 31,680,008,953.06

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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.