Home / 107,781,666.85-161,670,165.99-30,056,496.95

Finding the Fourth Proportional to 107,781,666.85, 161,670,165.99 and 30,056,496.95

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Solution

The fourth proportional to 107,781,666.85, 161,670,165.99 and 30,056,496.95 is: 45,084,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,781,666.85 : 161,670,165.99 = 30,056,496.95 : x
  2. Step 2: Convert to fraction form
    107,781,666.85/161,670,165.99 = 30,056,496.95/x
  3. Step 3: Cross multiply
    107,781,666.85x = 161,670,165.99 × 30,056,496.95
  4. Step 4: Simplify right side
    107,781,666.85x = 4,859,238,850,984,429
  5. Step 5: Solve for x
    x = 4,859,238,850,984,429/107,781,666.85
  6. Step 6: Final answer
    x = 45,084,094.48

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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.