Home / 15,811,461,569.88-23,716,357,049.34-5,186,286,297.61

Finding the Fourth Proportional to 15,811,461,569.88, 23,716,357,049.34 and 5,186,286,297.61

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Solution

The fourth proportional to 15,811,461,569.88, 23,716,357,049.34 and 5,186,286,297.61 is: 7,779,155,459.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,811,461,569.88 : 23,716,357,049.34 = 5,186,286,297.61 : x
  2. Step 2: Convert to fraction form
    15,811,461,569.88/23,716,357,049.34 = 5,186,286,297.61/x
  3. Step 3: Cross multiply
    15,811,461,569.88x = 23,716,357,049.34 × 5,186,286,297.61
  4. Step 4: Simplify right side
    15,811,461,569.88x = 122,999,817,594,279,149,568
  5. Step 5: Solve for x
    x = 122,999,817,594,279,149,568/15,811,461,569.88
  6. Step 6: Final answer
    x = 7,779,155,459.52

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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.