Home / 286,295,420.28-395,092,903.68-159,148,038

Finding the Fourth Proportional to 286,295,420.28, 395,092,903.68 and 159,148,038

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Solution

The fourth proportional to 286,295,420.28, 395,092,903.68 and 159,148,038 is: 219,627,196.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,295,420.28 : 395,092,903.68 = 159,148,038 : x
  2. Step 2: Convert to fraction form
    286,295,420.28/395,092,903.68 = 159,148,038/x
  3. Step 3: Cross multiply
    286,295,420.28x = 395,092,903.68 × 159,148,038
  4. Step 4: Simplify right side
    286,295,420.28x = 62,878,260,448,394,984
  5. Step 5: Solve for x
    x = 62,878,260,448,394,984/286,295,420.28
  6. Step 6: Final answer
    x = 219,627,196.23

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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.