Home / 37,078,769,174.72-51,169,671,235.36-20,163,406,039.84

Finding the Fourth Proportional to 37,078,769,174.72, 51,169,671,235.36 and 20,163,406,039.84

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Solution

The fourth proportional to 37,078,769,174.72, 51,169,671,235.36 and 20,163,406,039.84 is: 27,826,027,697.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078,769,174.72 : 51,169,671,235.36 = 20,163,406,039.84 : x
  2. Step 2: Convert to fraction form
    37,078,769,174.72/51,169,671,235.36 = 20,163,406,039.84/x
  3. Step 3: Cross multiply
    37,078,769,174.72x = 51,169,671,235.36 × 20,163,406,039.84
  4. Step 4: Simplify right side
    37,078,769,174.72x = 1,031,754,858,043,684,945,920
  5. Step 5: Solve for x
    x = 1,031,754,858,043,684,945,920/37,078,769,174.72
  6. Step 6: Final answer
    x = 27,826,027,697.47

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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.