Home / 46,655,998.20-69,983,997.30-42,191,893.80

Finding the Fourth Proportional to 46,655,998.20, 69,983,997.30 and 42,191,893.80

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Solution

The fourth proportional to 46,655,998.20, 69,983,997.30 and 42,191,893.80 is: 63,287,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,655,998.20 : 69,983,997.30 = 42,191,893.80 : x
  2. Step 2: Convert to fraction form
    46,655,998.20/69,983,997.30 = 42,191,893.80/x
  3. Step 3: Cross multiply
    46,655,998.20x = 69,983,997.30 × 42,191,893.80
  4. Step 4: Simplify right side
    46,655,998.20x = 2,952,757,381,781,086.50
  5. Step 5: Solve for x
    x = 2,952,757,381,781,086.50/46,655,998.20
  6. Step 6: Final answer
    x = 63,287,840.70

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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.