Home / 70,778,294.48-106,031,425.91-43,404,765.41

Finding the Fourth Proportional to 70,778,294.48, 106,031,425.91 and 43,404,765.41

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Solution

The fourth proportional to 70,778,294.48, 106,031,425.91 and 43,404,765.41 is: 65,023,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,778,294.48 : 106,031,425.91 = 43,404,765.41 : x
  2. Step 2: Convert to fraction form
    70,778,294.48/106,031,425.91 = 43,404,765.41/x
  3. Step 3: Cross multiply
    70,778,294.48x = 106,031,425.91 × 43,404,765.41
  4. Step 4: Simplify right side
    70,778,294.48x = 4,602,269,166,964,165
  5. Step 5: Solve for x
    x = 4,602,269,166,964,165/70,778,294.48
  6. Step 6: Final answer
    x = 65,023,736.46

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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.