Home / 73,573,035.48-110,358,999.60-18,980,980.20

Finding the Fourth Proportional to 73,573,035.48, 110,358,999.60 and 18,980,980.20

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Solution

The fourth proportional to 73,573,035.48, 110,358,999.60 and 18,980,980.20 is: 28,471,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,573,035.48 : 110,358,999.60 = 18,980,980.20 : x
  2. Step 2: Convert to fraction form
    73,573,035.48/110,358,999.60 = 18,980,980.20/x
  3. Step 3: Cross multiply
    73,573,035.48x = 110,358,999.60 × 18,980,980.20
  4. Step 4: Simplify right side
    73,573,035.48x = 2,094,721,986,299,407.75
  5. Step 5: Solve for x
    x = 2,094,721,986,299,407.75/73,573,035.48
  6. Step 6: Final answer
    x = 28,471,327.47

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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.