Home / 142,884,205.26-214,332,119.81-68,062,973.15

Finding the Fourth Proportional to 142,884,205.26, 214,332,119.81 and 68,062,973.15

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Solution

The fourth proportional to 142,884,205.26, 214,332,119.81 and 68,062,973.15 is: 102,097,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,884,205.26 : 214,332,119.81 = 68,062,973.15 : x
  2. Step 2: Convert to fraction form
    142,884,205.26/214,332,119.81 = 68,062,973.15/x
  3. Step 3: Cross multiply
    142,884,205.26x = 214,332,119.81 × 68,062,973.15
  4. Step 4: Simplify right side
    142,884,205.26x = 14,588,081,315,810,614
  5. Step 5: Solve for x
    x = 14,588,081,315,810,614/142,884,205.26
  6. Step 6: Final answer
    x = 102,097,228.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.