Home / 15,811,462,054.56-23,716,357,775.49-5,186,286,782.58

Finding the Fourth Proportional to 15,811,462,054.56, 23,716,357,775.49 and 5,186,286,782.58

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Solution

The fourth proportional to 15,811,462,054.56, 23,716,357,775.49 and 5,186,286,782.58 is: 7,779,156,186.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,811,462,054.56 : 23,716,357,775.49 = 5,186,286,782.58 : x
  2. Step 2: Convert to fraction form
    15,811,462,054.56/23,716,357,775.49 = 5,186,286,782.58/x
  3. Step 3: Cross multiply
    15,811,462,054.56x = 23,716,357,775.49 × 5,186,286,782.58
  4. Step 4: Simplify right side
    15,811,462,054.56x = 122,999,832,861,962,207,232
  5. Step 5: Solve for x
    x = 122,999,832,861,962,207,232/15,811,462,054.56
  6. Step 6: Final answer
    x = 7,779,156,186.67

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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.