Home / 13,260,854,052.04-18,299,885,497.56-7,239,359,455.42

Finding the Fourth Proportional to 13,260,854,052.04, 18,299,885,497.56 and 7,239,359,455.42

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Solution

The fourth proportional to 13,260,854,052.04, 18,299,885,497.56 and 7,239,359,455.42 is: 9,990,265,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260,854,052.04 : 18,299,885,497.56 = 7,239,359,455.42 : x
  2. Step 2: Convert to fraction form
    13,260,854,052.04/18,299,885,497.56 = 7,239,359,455.42/x
  3. Step 3: Cross multiply
    13,260,854,052.04x = 18,299,885,497.56 × 7,239,359,455.42
  4. Step 4: Simplify right side
    13,260,854,052.04x = 132,479,449,109,864,333,312
  5. Step 5: Solve for x
    x = 132,479,449,109,864,333,312/13,260,854,052.04
  6. Step 6: Final answer
    x = 9,990,265,226.51

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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.