Home / 76,872,161,244.48-106,087,953,863.52-43,039,160,358.72

Finding the Fourth Proportional to 76,872,161,244.48, 106,087,953,863.52 and 43,039,160,358.72

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Solution

The fourth proportional to 76,872,161,244.48, 106,087,953,863.52 and 43,039,160,358.72 is: 59,396,488,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,872,161,244.48 : 106,087,953,863.52 = 43,039,160,358.72 : x
  2. Step 2: Convert to fraction form
    76,872,161,244.48/106,087,953,863.52 = 43,039,160,358.72/x
  3. Step 3: Cross multiply
    76,872,161,244.48x = 106,087,953,863.52 × 43,039,160,358.72
  4. Step 4: Simplify right side
    76,872,161,244.48x = 4,565,936,458,460,526,804,992
  5. Step 5: Solve for x
    x = 4,565,936,458,460,526,804,992/76,872,161,244.48
  6. Step 6: Final answer
    x = 59,396,488,722.87

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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.