Home / 126,993,594,658.56-175,249,769,868.48-69,899,684,478.72

Finding the Fourth Proportional to 126,993,594,658.56, 175,249,769,868.48 and 69,899,684,478.72

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Solution

The fourth proportional to 126,993,594,658.56, 175,249,769,868.48 and 69,899,684,478.72 is: 96,460,799,079.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,993,594,658.56 : 175,249,769,868.48 = 69,899,684,478.72 : x
  2. Step 2: Convert to fraction form
    126,993,594,658.56/175,249,769,868.48 = 69,899,684,478.72/x
  3. Step 3: Cross multiply
    126,993,594,658.56x = 175,249,769,868.48 × 69,899,684,478.72
  4. Step 4: Simplify right side
    126,993,594,658.56x = 12,249,903,618,775,043,801,088
  5. Step 5: Solve for x
    x = 12,249,903,618,775,043,801,088/126,993,594,658.56
  6. Step 6: Final answer
    x = 96,460,799,079.75

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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.