Home / 76,175,160.30-105,153,887.46-51,428,854.26

Finding the Fourth Proportional to 76,175,160.30, 105,153,887.46 and 51,428,854.26

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Solution

The fourth proportional to 76,175,160.30, 105,153,887.46 and 51,428,854.26 is: 70,993,535.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,175,160.30 : 105,153,887.46 = 51,428,854.26 : x
  2. Step 2: Convert to fraction form
    76,175,160.30/105,153,887.46 = 51,428,854.26/x
  3. Step 3: Cross multiply
    76,175,160.30x = 105,153,887.46 × 51,428,854.26
  4. Step 4: Simplify right side
    76,175,160.30x = 5,407,943,953,052,781
  5. Step 5: Solve for x
    x = 5,407,943,953,052,781/76,175,160.30
  6. Step 6: Final answer
    x = 70,993,535.58

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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.