Home / 30,102,592,448.72-41,543,904,519.24-18,060,056,457.68

Finding the Fourth Proportional to 30,102,592,448.72, 41,543,904,519.24 and 18,060,056,457.68

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Solution

The fourth proportional to 30,102,592,448.72, 41,543,904,519.24 and 18,060,056,457.68 is: 24,924,273,959.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,102,592,448.72 : 41,543,904,519.24 = 18,060,056,457.68 : x
  2. Step 2: Convert to fraction form
    30,102,592,448.72/41,543,904,519.24 = 18,060,056,457.68/x
  3. Step 3: Cross multiply
    30,102,592,448.72x = 41,543,904,519.24 × 18,060,056,457.68
  4. Step 4: Simplify right side
    30,102,592,448.72x = 750,285,261,089,941,618,688
  5. Step 5: Solve for x
    x = 750,285,261,089,941,618,688/30,102,592,448.72
  6. Step 6: Final answer
    x = 24,924,273,959.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.