Home / 70,170,189.48-96,829,945.65-40,799,438.31

Finding the Fourth Proportional to 70,170,189.48, 96,829,945.65 and 40,799,438.31

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Solution

The fourth proportional to 70,170,189.48, 96,829,945.65 and 40,799,438.31 is: 56,300,366.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,170,189.48 : 96,829,945.65 = 40,799,438.31 : x
  2. Step 2: Convert to fraction form
    70,170,189.48/96,829,945.65 = 40,799,438.31/x
  3. Step 3: Cross multiply
    70,170,189.48x = 96,829,945.65 × 40,799,438.31
  4. Step 4: Simplify right side
    70,170,189.48x = 3,950,607,394,107,828.50
  5. Step 5: Solve for x
    x = 3,950,607,394,107,828.50/70,170,189.48
  6. Step 6: Final answer
    x = 56,300,366.63

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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.