Home / 70,508,629.36-97,234,287.72-45,365,076.16

Finding the Fourth Proportional to 70,508,629.36, 97,234,287.72 and 45,365,076.16

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Solution

The fourth proportional to 70,508,629.36, 97,234,287.72 and 45,365,076.16 is: 62,560,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,508,629.36 : 97,234,287.72 = 45,365,076.16 : x
  2. Step 2: Convert to fraction form
    70,508,629.36/97,234,287.72 = 45,365,076.16/x
  3. Step 3: Cross multiply
    70,508,629.36x = 97,234,287.72 × 45,365,076.16
  4. Step 4: Simplify right side
    70,508,629.36x = 4,411,040,867,781,152.50
  5. Step 5: Solve for x
    x = 4,411,040,867,781,152.50/70,508,629.36
  6. Step 6: Final answer
    x = 62,560,298.05

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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.