Home / 160,335,860.40-240,503,790.60-137,377,609.20

Finding the Fourth Proportional to 160,335,860.40, 240,503,790.60 and 137,377,609.20

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Solution

The fourth proportional to 160,335,860.40, 240,503,790.60 and 137,377,609.20 is: 206,066,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,335,860.40 : 240,503,790.60 = 137,377,609.20 : x
  2. Step 2: Convert to fraction form
    160,335,860.40/240,503,790.60 = 137,377,609.20/x
  3. Step 3: Cross multiply
    160,335,860.40x = 240,503,790.60 × 137,377,609.20
  4. Step 4: Simplify right side
    160,335,860.40x = 33,039,835,756,165,428
  5. Step 5: Solve for x
    x = 33,039,835,756,165,428/160,335,860.40
  6. Step 6: Final answer
    x = 206,066,413.80

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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.