Home / 107,799,010.80-161,698,516.20-31,124,540.40

Finding the Fourth Proportional to 107,799,010.80, 161,698,516.20 and 31,124,540.40

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Solution

The fourth proportional to 107,799,010.80, 161,698,516.20 and 31,124,540.40 is: 46,686,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,799,010.80 : 161,698,516.20 = 31,124,540.40 : x
  2. Step 2: Convert to fraction form
    107,799,010.80/161,698,516.20 = 31,124,540.40/x
  3. Step 3: Cross multiply
    107,799,010.80x = 161,698,516.20 × 31,124,540.40
  4. Step 4: Simplify right side
    107,799,010.80x = 5,032,792,000,086,954
  5. Step 5: Solve for x
    x = 5,032,792,000,086,954/107,799,010.80
  6. Step 6: Final answer
    x = 46,686,810.60

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1.5x scale

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.