Home / 240,472,170.79-331,850,209.84-130,461,521.83

Finding the Fourth Proportional to 240,472,170.79, 331,850,209.84 and 130,461,521.83

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Solution

The fourth proportional to 240,472,170.79, 331,850,209.84 and 130,461,521.83 is: 180,036,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,472,170.79 : 331,850,209.84 = 130,461,521.83 : x
  2. Step 2: Convert to fraction form
    240,472,170.79/331,850,209.84 = 130,461,521.83/x
  3. Step 3: Cross multiply
    240,472,170.79x = 331,850,209.84 × 130,461,521.83
  4. Step 4: Simplify right side
    240,472,170.79x = 43,293,683,395,331,240
  5. Step 5: Solve for x
    x = 43,293,683,395,331,240/240,472,170.79
  6. Step 6: Final answer
    x = 180,036,148.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.