Home / 272,877,310.80-409,315,966.20-150,008,151.60

Finding the Fourth Proportional to 272,877,310.80, 409,315,966.20 and 150,008,151.60

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Solution

The fourth proportional to 272,877,310.80, 409,315,966.20 and 150,008,151.60 is: 225,012,227.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,877,310.80 : 409,315,966.20 = 150,008,151.60 : x
  2. Step 2: Convert to fraction form
    272,877,310.80/409,315,966.20 = 150,008,151.60/x
  3. Step 3: Cross multiply
    272,877,310.80x = 409,315,966.20 × 150,008,151.60
  4. Step 4: Simplify right side
    272,877,310.80x = 61,400,731,510,030,072
  5. Step 5: Solve for x
    x = 61,400,731,510,030,072/272,877,310.80
  6. Step 6: Final answer
    x = 225,012,227.40

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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.