Home / 39,766,334,496.32-54,878,705,051.64-21,703,009,273.76

Finding the Fourth Proportional to 39,766,334,496.32, 54,878,705,051.64 and 21,703,009,273.76

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Solution

The fourth proportional to 39,766,334,496.32, 54,878,705,051.64 and 21,703,009,273.76 is: 29,950,787,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,766,334,496.32 : 54,878,705,051.64 = 21,703,009,273.76 : x
  2. Step 2: Convert to fraction form
    39,766,334,496.32/54,878,705,051.64 = 21,703,009,273.76/x
  3. Step 3: Cross multiply
    39,766,334,496.32x = 54,878,705,051.64 × 21,703,009,273.76
  4. Step 4: Simplify right side
    39,766,334,496.32x = 1,191,033,044,667,682,521,088
  5. Step 5: Solve for x
    x = 1,191,033,044,667,682,521,088/39,766,334,496.32
  6. Step 6: Final answer
    x = 29,950,787,764.41

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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.