Home / 10,217,284,130.40-15,325,926,195.60-7,462,293,986.40

Finding the Fourth Proportional to 10,217,284,130.40, 15,325,926,195.60 and 7,462,293,986.40

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Solution

The fourth proportional to 10,217,284,130.40, 15,325,926,195.60 and 7,462,293,986.40 is: 11,193,440,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217,284,130.40 : 15,325,926,195.60 = 7,462,293,986.40 : x
  2. Step 2: Convert to fraction form
    10,217,284,130.40/15,325,926,195.60 = 7,462,293,986.40/x
  3. Step 3: Cross multiply
    10,217,284,130.40x = 15,325,926,195.60 × 7,462,293,986.40
  4. Step 4: Simplify right side
    10,217,284,130.40x = 114,366,566,885,436,112,896
  5. Step 5: Solve for x
    x = 114,366,566,885,436,112,896/10,217,284,130.40
  6. Step 6: Final answer
    x = 11,193,440,979.60

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Double scale
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Similar ratio
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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.