Home / 135,607,095.78-203,388,851.40-37,215,813.96

Finding the Fourth Proportional to 135,607,095.78, 203,388,851.40 and 37,215,813.96

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Solution

The fourth proportional to 135,607,095.78, 203,388,851.40 and 37,215,813.96 is: 55,817,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,607,095.78 : 203,388,851.40 = 37,215,813.96 : x
  2. Step 2: Convert to fraction form
    135,607,095.78/203,388,851.40 = 37,215,813.96/x
  3. Step 3: Cross multiply
    135,607,095.78x = 203,388,851.40 × 37,215,813.96
  4. Step 4: Simplify right side
    135,607,095.78x = 7,569,281,655,240,486
  5. Step 5: Solve for x
    x = 7,569,281,655,240,486/135,607,095.78
  6. Step 6: Final answer
    x = 55,817,740.30

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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.