Home / 14,287,729,080.12-19,716,962,864.94-7,944,047,770.92

Finding the Fourth Proportional to 14,287,729,080.12, 19,716,962,864.94 and 7,944,047,770.92

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Solution

The fourth proportional to 14,287,729,080.12, 19,716,962,864.94 and 7,944,047,770.92 is: 10,962,728,507.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,287,729,080.12 : 19,716,962,864.94 = 7,944,047,770.92 : x
  2. Step 2: Convert to fraction form
    14,287,729,080.12/19,716,962,864.94 = 7,944,047,770.92/x
  3. Step 3: Cross multiply
    14,287,729,080.12x = 19,716,962,864.94 × 7,944,047,770.92
  4. Step 4: Simplify right side
    14,287,729,080.12x = 156,632,494,896,539,009,024
  5. Step 5: Solve for x
    x = 156,632,494,896,539,009,024/14,287,729,080.12
  6. Step 6: Final answer
    x = 10,962,728,507.67

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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.