Home / 154,441,439.36-213,050,352.96-98,628,191.36

Finding the Fourth Proportional to 154,441,439.36, 213,050,352.96 and 98,628,191.36

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Solution

The fourth proportional to 154,441,439.36, 213,050,352.96 and 98,628,191.36 is: 136,056,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,441,439.36 : 213,050,352.96 = 98,628,191.36 : x
  2. Step 2: Convert to fraction form
    154,441,439.36/213,050,352.96 = 98,628,191.36/x
  3. Step 3: Cross multiply
    154,441,439.36x = 213,050,352.96 × 98,628,191.36
  4. Step 4: Simplify right side
    154,441,439.36x = 21,012,770,981,054,424
  5. Step 5: Solve for x
    x = 21,012,770,981,054,424/154,441,439.36
  6. Step 6: Final answer
    x = 136,056,560.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.