Home / 140,921,511.60-211,331,554.92-48,780,214.32

Finding the Fourth Proportional to 140,921,511.60, 211,331,554.92 and 48,780,214.32

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Solution

The fourth proportional to 140,921,511.60, 211,331,554.92 and 48,780,214.32 is: 73,152,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,921,511.60 : 211,331,554.92 = 48,780,214.32 : x
  2. Step 2: Convert to fraction form
    140,921,511.60/211,331,554.92 = 48,780,214.32/x
  3. Step 3: Cross multiply
    140,921,511.60x = 211,331,554.92 × 48,780,214.32
  4. Step 4: Simplify right side
    140,921,511.60x = 10,308,798,541,576,450
  5. Step 5: Solve for x
    x = 10,308,798,541,576,450/140,921,511.60
  6. Step 6: Final answer
    x = 73,152,767.27

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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.