Home / 97,434,247.49-146,120,775.80-31,840,428.11

Finding the Fourth Proportional to 97,434,247.49, 146,120,775.80 and 31,840,428.11

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Solution

The fourth proportional to 97,434,247.49, 146,120,775.80 and 31,840,428.11 is: 47,750,643.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,434,247.49 : 146,120,775.80 = 31,840,428.11 : x
  2. Step 2: Convert to fraction form
    97,434,247.49/146,120,775.80 = 31,840,428.11/x
  3. Step 3: Cross multiply
    97,434,247.49x = 146,120,775.80 × 31,840,428.11
  4. Step 4: Simplify right side
    97,434,247.49x = 4,652,548,056,347,521
  5. Step 5: Solve for x
    x = 4,652,548,056,347,521/97,434,247.49
  6. Step 6: Final answer
    x = 47,750,643.91

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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.