Home / 13,270,206,637.27-18,312,884,455.28-7,166,558,682.62

Finding the Fourth Proportional to 13,270,206,637.27, 18,312,884,455.28 and 7,166,558,682.62

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Solution

The fourth proportional to 13,270,206,637.27, 18,312,884,455.28 and 7,166,558,682.62 is: 9,889,850,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270,206,637.27 : 18,312,884,455.28 = 7,166,558,682.62 : x
  2. Step 2: Convert to fraction form
    13,270,206,637.27/18,312,884,455.28 = 7,166,558,682.62/x
  3. Step 3: Cross multiply
    13,270,206,637.27x = 18,312,884,455.28 × 7,166,558,682.62
  4. Step 4: Simplify right side
    13,270,206,637.27x = 131,240,361,096,747,745,280
  5. Step 5: Solve for x
    x = 131,240,361,096,747,745,280/13,270,206,637.27
  6. Step 6: Final answer
    x = 9,889,850,601.73

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1.5x scale

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.