Home / 10,266,501,931.28-15,373,231,004.22-7,085,585,781.34

Finding the Fourth Proportional to 10,266,501,931.28, 15,373,231,004.22 and 7,085,585,781.34

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Solution

The fourth proportional to 10,266,501,931.28, 15,373,231,004.22 and 7,085,585,781.34 is: 10,610,074,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266,501,931.28 : 15,373,231,004.22 = 7,085,585,781.34 : x
  2. Step 2: Convert to fraction form
    10,266,501,931.28/15,373,231,004.22 = 7,085,585,781.34/x
  3. Step 3: Cross multiply
    10,266,501,931.28x = 15,373,231,004.22 × 7,085,585,781.34
  4. Step 4: Simplify right side
    10,266,501,931.28x = 108,928,347,016,756,477,952
  5. Step 5: Solve for x
    x = 108,928,347,016,756,477,952/10,266,501,931.28
  6. Step 6: Final answer
    x = 10,610,074,175.79

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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.