Home / 118,567,287.20-177,850,930.80-98,411,895.20

Finding the Fourth Proportional to 118,567,287.20, 177,850,930.80 and 98,411,895.20

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Solution

The fourth proportional to 118,567,287.20, 177,850,930.80 and 98,411,895.20 is: 147,617,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,567,287.20 : 177,850,930.80 = 98,411,895.20 : x
  2. Step 2: Convert to fraction form
    118,567,287.20/177,850,930.80 = 98,411,895.20/x
  3. Step 3: Cross multiply
    118,567,287.20x = 177,850,930.80 × 98,411,895.20
  4. Step 4: Simplify right side
    118,567,287.20x = 17,502,647,163,112,054
  5. Step 5: Solve for x
    x = 17,502,647,163,112,054/118,567,287.20
  6. Step 6: Final answer
    x = 147,617,842.80

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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.