Home / 31,452,864,459.78-47,179,473,061.68-10,491,239,754.03

Finding the Fourth Proportional to 31,452,864,459.78, 47,179,473,061.68 and 10,491,239,754.03

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Solution

The fourth proportional to 31,452,864,459.78, 47,179,473,061.68 and 10,491,239,754.03 is: 15,736,918,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,452,864,459.78 : 47,179,473,061.68 = 10,491,239,754.03 : x
  2. Step 2: Convert to fraction form
    31,452,864,459.78/47,179,473,061.68 = 10,491,239,754.03/x
  3. Step 3: Cross multiply
    31,452,864,459.78x = 47,179,473,061.68 × 10,491,239,754.03
  4. Step 4: Simplify right side
    31,452,864,459.78x = 494,971,163,358,884,724,736
  5. Step 5: Solve for x
    x = 494,971,163,358,884,724,736/31,452,864,459.78
  6. Step 6: Final answer
    x = 15,736,918,460.70

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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.