Home / 216,009,033.57-298,094,269.14-126,754,348.68

Finding the Fourth Proportional to 216,009,033.57, 298,094,269.14 and 126,754,348.68

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Solution

The fourth proportional to 216,009,033.57, 298,094,269.14 and 126,754,348.68 is: 174,922,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,009,033.57 : 298,094,269.14 = 126,754,348.68 : x
  2. Step 2: Convert to fraction form
    216,009,033.57/298,094,269.14 = 126,754,348.68/x
  3. Step 3: Cross multiply
    216,009,033.57x = 298,094,269.14 × 126,754,348.68
  4. Step 4: Simplify right side
    216,009,033.57x = 37,784,744,930,081,328
  5. Step 5: Solve for x
    x = 37,784,744,930,081,328/216,009,033.57
  6. Step 6: Final answer
    x = 174,922,059.07

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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.