Home / 166,037,711,742.93-229,132,263,169.39-89,914,257,020.81

Finding the Fourth Proportional to 166,037,711,742.93, 229,132,263,169.39 and 89,914,257,020.81

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Solution

The fourth proportional to 166,037,711,742.93, 229,132,263,169.39 and 89,914,257,020.81 is: 124,081,794,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,037,711,742.93 : 229,132,263,169.39 = 89,914,257,020.81 : x
  2. Step 2: Convert to fraction form
    166,037,711,742.93/229,132,263,169.39 = 89,914,257,020.81/x
  3. Step 3: Cross multiply
    166,037,711,742.93x = 229,132,263,169.39 × 89,914,257,020.81
  4. Step 4: Simplify right side
    166,037,711,742.93x = 20,602,257,202,372,866,473,984
  5. Step 5: Solve for x
    x = 20,602,257,202,372,866,473,984/166,037,711,742.93
  6. Step 6: Final answer
    x = 124,081,794,347.24

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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.