Home / 340,868,801.10-511,228,983.63-91,868,246.89

Finding the Fourth Proportional to 340,868,801.10, 511,228,983.63 and 91,868,246.89

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Solution

The fourth proportional to 340,868,801.10, 511,228,983.63 and 91,868,246.89 is: 137,782,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,868,801.10 : 511,228,983.63 = 91,868,246.89 : x
  2. Step 2: Convert to fraction form
    340,868,801.10/511,228,983.63 = 91,868,246.89/x
  3. Step 3: Cross multiply
    340,868,801.10x = 511,228,983.63 × 91,868,246.89
  4. Step 4: Simplify right side
    340,868,801.10x = 46,965,710,484,511,960
  5. Step 5: Solve for x
    x = 46,965,710,484,511,960/340,868,801.10
  6. Step 6: Final answer
    x = 137,782,367.68

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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.