Home / 126,993,594,660.56-175,249,769,871.24-69,899,684,480.72

Finding the Fourth Proportional to 126,993,594,660.56, 175,249,769,871.24 and 69,899,684,480.72

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Solution

The fourth proportional to 126,993,594,660.56, 175,249,769,871.24 and 69,899,684,480.72 is: 96,460,799,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,993,594,660.56 : 175,249,769,871.24 = 69,899,684,480.72 : x
  2. Step 2: Convert to fraction form
    126,993,594,660.56/175,249,769,871.24 = 69,899,684,480.72/x
  3. Step 3: Cross multiply
    126,993,594,660.56x = 175,249,769,871.24 × 69,899,684,480.72
  4. Step 4: Simplify right side
    126,993,594,660.56x = 12,249,903,619,318,466,215,936
  5. Step 5: Solve for x
    x = 12,249,903,619,318,466,215,936/126,993,594,660.56
  6. Step 6: Final answer
    x = 96,460,799,082.51

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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.