Home / 249,408,091.20-374,112,136.80-141,912,667.20

Finding the Fourth Proportional to 249,408,091.20, 374,112,136.80 and 141,912,667.20

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Solution

The fourth proportional to 249,408,091.20, 374,112,136.80 and 141,912,667.20 is: 212,869,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,408,091.20 : 374,112,136.80 = 141,912,667.20 : x
  2. Step 2: Convert to fraction form
    249,408,091.20/374,112,136.80 = 141,912,667.20/x
  3. Step 3: Cross multiply
    249,408,091.20x = 374,112,136.80 × 141,912,667.20
  4. Step 4: Simplify right side
    249,408,091.20x = 53,091,251,165,179,272
  5. Step 5: Solve for x
    x = 53,091,251,165,179,272/249,408,091.20
  6. Step 6: Final answer
    x = 212,869,000.80

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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.