Home / 117,984,045.20-176,976,067.80-97,828,653.20

Finding the Fourth Proportional to 117,984,045.20, 176,976,067.80 and 97,828,653.20

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Solution

The fourth proportional to 117,984,045.20, 176,976,067.80 and 97,828,653.20 is: 146,742,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,984,045.20 : 176,976,067.80 = 97,828,653.20 : x
  2. Step 2: Convert to fraction form
    117,984,045.20/176,976,067.80 = 97,828,653.20/x
  3. Step 3: Cross multiply
    117,984,045.20x = 176,976,067.80 × 97,828,653.20
  4. Step 4: Simplify right side
    117,984,045.20x = 17,313,330,361,505,888
  5. Step 5: Solve for x
    x = 17,313,330,361,505,888/117,984,045.20
  6. Step 6: Final answer
    x = 146,742,979.80

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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.