Home / 118,070,180.80-177,179,920.80-69,547,940.80

Finding the Fourth Proportional to 118,070,180.80, 177,179,920.80 and 69,547,940.80

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Solution

The fourth proportional to 118,070,180.80, 177,179,920.80 and 69,547,940.80 is: 104,365,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,070,180.80 : 177,179,920.80 = 69,547,940.80 : x
  2. Step 2: Convert to fraction form
    118,070,180.80/177,179,920.80 = 69,547,940.80/x
  3. Step 3: Cross multiply
    118,070,180.80x = 177,179,920.80 × 69,547,940.80
  4. Step 4: Simplify right side
    118,070,180.80x = 12,322,498,642,747,088
  5. Step 5: Solve for x
    x = 12,322,498,642,747,088/118,070,180.80
  6. Step 6: Final answer
    x = 104,365,882.73

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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.