Home / 42,508,044,897.69-63,771,022,350.66-13,789,219,340.75

Finding the Fourth Proportional to 42,508,044,897.69, 63,771,022,350.66 and 13,789,219,340.75

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Solution

The fourth proportional to 42,508,044,897.69, 63,771,022,350.66 and 13,789,219,340.75 is: 20,686,733,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,508,044,897.69 : 63,771,022,350.66 = 13,789,219,340.75 : x
  2. Step 2: Convert to fraction form
    42,508,044,897.69/63,771,022,350.66 = 13,789,219,340.75/x
  3. Step 3: Cross multiply
    42,508,044,897.69x = 63,771,022,350.66 × 13,789,219,340.75
  4. Step 4: Simplify right side
    42,508,044,897.69x = 879,352,614,777,121,406,976
  5. Step 5: Solve for x
    x = 879,352,614,777,121,406,976/42,508,044,897.69
  6. Step 6: Final answer
    x = 20,686,733,932.21

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1.5x scale

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.