Home / 249,294,659.23-344,044,442.42-137,783,101.33

Finding the Fourth Proportional to 249,294,659.23, 344,044,442.42 and 137,783,101.33

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Solution

The fourth proportional to 249,294,659.23, 344,044,442.42 and 137,783,101.33 is: 190,150,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,294,659.23 : 344,044,442.42 = 137,783,101.33 : x
  2. Step 2: Convert to fraction form
    249,294,659.23/344,044,442.42 = 137,783,101.33/x
  3. Step 3: Cross multiply
    249,294,659.23x = 344,044,442.42 × 137,783,101.33
  4. Step 4: Simplify right side
    249,294,659.23x = 47,403,510,271,978,216
  5. Step 5: Solve for x
    x = 47,403,510,271,978,216/249,294,659.23
  6. Step 6: Final answer
    x = 190,150,524.76

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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.