Home / 143,616,653.70-215,115,555.56-97,304,424.59

Finding the Fourth Proportional to 143,616,653.70, 215,115,555.56 and 97,304,424.59

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Solution

The fourth proportional to 143,616,653.70, 215,115,555.56 and 97,304,424.59 is: 145,746,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,616,653.70 : 215,115,555.56 = 97,304,424.59 : x
  2. Step 2: Convert to fraction form
    143,616,653.70/215,115,555.56 = 97,304,424.59/x
  3. Step 3: Cross multiply
    143,616,653.70x = 215,115,555.56 × 97,304,424.59
  4. Step 4: Simplify right side
    143,616,653.70x = 20,931,695,352,561,876
  5. Step 5: Solve for x
    x = 20,931,695,352,561,876/143,616,653.70
  6. Step 6: Final answer
    x = 145,746,992.52

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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.