Home / 30,971,237,597,784-46,433,953,669,101-18,729,926,555,138

Finding the Fourth Proportional to 30,971,237,597,784, 46,433,953,669,101 and 18,729,926,555,138

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Solution

The fourth proportional to 30,971,237,597,784, 46,433,953,669,101 and 18,729,926,555,138 is: 28,081,039,355,985.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,971,237,597,784 : 46,433,953,669,101 = 18,729,926,555,138 : x
  2. Step 2: Convert to fraction form
    30,971,237,597,784/46,433,953,669,101 = 18,729,926,555,138/x
  3. Step 3: Cross multiply
    30,971,237,597,784x = 46,433,953,669,101 × 18,729,926,555,138
  4. Step 4: Simplify right side
    30,971,237,597,784x = 869,704,541,886,942,424,233,672,704
  5. Step 5: Solve for x
    x = 869,704,541,886,942,424,233,672,704/30,971,237,597,784
  6. Step 6: Final answer
    x = 28,081,039,355,985.25

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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.