Home / 207,116,800,758.14-310,689,231,185.10-72,794,960,462.31

Finding the Fourth Proportional to 207,116,800,758.14, 310,689,231,185.10 and 72,794,960,462.31

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Solution

The fourth proportional to 207,116,800,758.14, 310,689,231,185.10 and 72,794,960,462.31 is: 109,197,371,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,116,800,758.14 : 310,689,231,185.10 = 72,794,960,462.31 : x
  2. Step 2: Convert to fraction form
    207,116,800,758.14/310,689,231,185.10 = 72,794,960,462.31/x
  3. Step 3: Cross multiply
    207,116,800,758.14x = 310,689,231,185.10 × 72,794,960,462.31
  4. Step 4: Simplify right side
    207,116,800,758.14x = 22,616,610,300,184,842,207,232
  5. Step 5: Solve for x
    x = 22,616,610,300,184,842,207,232/207,116,800,758.14
  6. Step 6: Final answer
    x = 109,197,371,808.55

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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.