Home / 101,100,370,770.55-139,451,332,771.34-65,017,023,042.07

Finding the Fourth Proportional to 101,100,370,770.55, 139,451,332,771.34 and 65,017,023,042.07

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Solution

The fourth proportional to 101,100,370,770.55, 139,451,332,771.34 and 65,017,023,042.07 is: 89,680,289,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,100,370,770.55 : 139,451,332,771.34 = 65,017,023,042.07 : x
  2. Step 2: Convert to fraction form
    101,100,370,770.55/139,451,332,771.34 = 65,017,023,042.07/x
  3. Step 3: Cross multiply
    101,100,370,770.55x = 139,451,332,771.34 × 65,017,023,042.07
  4. Step 4: Simplify right side
    101,100,370,770.55x = 9,066,710,516,041,584,214,016
  5. Step 5: Solve for x
    x = 9,066,710,516,041,584,214,016/101,100,370,770.55
  6. Step 6: Final answer
    x = 89,680,289,468.16

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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.