Home / 188,249,128.60-282,389,958.72-51,934,512.10

Finding the Fourth Proportional to 188,249,128.60, 282,389,958.72 and 51,934,512.10

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Solution

The fourth proportional to 188,249,128.60, 282,389,958.72 and 51,934,512.10 is: 77,906,255.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,249,128.60 : 282,389,958.72 = 51,934,512.10 : x
  2. Step 2: Convert to fraction form
    188,249,128.60/282,389,958.72 = 51,934,512.10/x
  3. Step 3: Cross multiply
    188,249,128.60x = 282,389,958.72 × 51,934,512.10
  4. Step 4: Simplify right side
    188,249,128.60x = 14,665,784,728,062,342
  5. Step 5: Solve for x
    x = 14,665,784,728,062,342/188,249,128.60
  6. Step 6: Final answer
    x = 77,906,255.59

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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.