Home / 105,166,005.20-157,749,007.80-29,511,246.80

Finding the Fourth Proportional to 105,166,005.20, 157,749,007.80 and 29,511,246.80

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Solution

The fourth proportional to 105,166,005.20, 157,749,007.80 and 29,511,246.80 is: 44,266,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,166,005.20 : 157,749,007.80 = 29,511,246.80 : x
  2. Step 2: Convert to fraction form
    105,166,005.20/157,749,007.80 = 29,511,246.80/x
  3. Step 3: Cross multiply
    105,166,005.20x = 157,749,007.80 × 29,511,246.80
  4. Step 4: Simplify right side
    105,166,005.20x = 4,655,369,901,640,926
  5. Step 5: Solve for x
    x = 4,655,369,901,640,926/105,166,005.20
  6. Step 6: Final answer
    x = 44,266,870.20

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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.