Home / 146,643,823.80-219,965,735.70-144,376,342.20

Finding the Fourth Proportional to 146,643,823.80, 219,965,735.70 and 144,376,342.20

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Solution

The fourth proportional to 146,643,823.80, 219,965,735.70 and 144,376,342.20 is: 216,564,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,643,823.80 : 219,965,735.70 = 144,376,342.20 : x
  2. Step 2: Convert to fraction form
    146,643,823.80/219,965,735.70 = 144,376,342.20/x
  3. Step 3: Cross multiply
    146,643,823.80x = 219,965,735.70 × 144,376,342.20
  4. Step 4: Simplify right side
    146,643,823.80x = 31,757,848,329,697,952
  5. Step 5: Solve for x
    x = 31,757,848,329,697,952/146,643,823.80
  6. Step 6: Final answer
    x = 216,564,513.30

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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.