Home / 207,116,800,758.64-310,689,231,185.85-72,794,960,462.81

Finding the Fourth Proportional to 207,116,800,758.64, 310,689,231,185.85 and 72,794,960,462.81

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Solution

The fourth proportional to 207,116,800,758.64, 310,689,231,185.85 and 72,794,960,462.81 is: 109,197,371,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,116,800,758.64 : 310,689,231,185.85 = 72,794,960,462.81 : x
  2. Step 2: Convert to fraction form
    207,116,800,758.64/310,689,231,185.85 = 72,794,960,462.81/x
  3. Step 3: Cross multiply
    207,116,800,758.64x = 310,689,231,185.85 × 72,794,960,462.81
  4. Step 4: Simplify right side
    207,116,800,758.64x = 22,616,610,300,393,227,812,864
  5. Step 5: Solve for x
    x = 22,616,610,300,393,227,812,864/207,116,800,758.64
  6. Step 6: Final answer
    x = 109,197,371,809.30

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1.5x scale

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.