Home / 249,627,665.28-374,195,851.92-145,865,187.84

Finding the Fourth Proportional to 249,627,665.28, 374,195,851.92 and 145,865,187.84

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Solution

The fourth proportional to 249,627,665.28, 374,195,851.92 and 145,865,187.84 is: 218,654,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,627,665.28 : 374,195,851.92 = 145,865,187.84 : x
  2. Step 2: Convert to fraction form
    249,627,665.28/374,195,851.92 = 145,865,187.84/x
  3. Step 3: Cross multiply
    249,627,665.28x = 374,195,851.92 × 145,865,187.84
  4. Step 4: Simplify right side
    249,627,665.28x = 54,582,148,229,259,632
  5. Step 5: Solve for x
    x = 54,582,148,229,259,632/249,627,665.28
  6. Step 6: Final answer
    x = 218,654,243.18

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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.