Home / 135,359,125.74-203,046,561.81-38,306,714.22

Finding the Fourth Proportional to 135,359,125.74, 203,046,561.81 and 38,306,714.22

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Solution

The fourth proportional to 135,359,125.74, 203,046,561.81 and 38,306,714.22 is: 57,462,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,359,125.74 : 203,046,561.81 = 38,306,714.22 : x
  2. Step 2: Convert to fraction form
    135,359,125.74/203,046,561.81 = 38,306,714.22/x
  3. Step 3: Cross multiply
    135,359,125.74x = 203,046,561.81 × 38,306,714.22
  4. Step 4: Simplify right side
    135,359,125.74x = 7,778,046,616,609,236
  5. Step 5: Solve for x
    x = 7,778,046,616,609,236/135,359,125.74
  6. Step 6: Final answer
    x = 57,462,299.45

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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.