Home / 80,340,480.79-110,869,934.93-43,671,051.79

Finding the Fourth Proportional to 80,340,480.79, 110,869,934.93 and 43,671,051.79

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Solution

The fourth proportional to 80,340,480.79, 110,869,934.93 and 43,671,051.79 is: 60,266,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,340,480.79 : 110,869,934.93 = 43,671,051.79 : x
  2. Step 2: Convert to fraction form
    80,340,480.79/110,869,934.93 = 43,671,051.79/x
  3. Step 3: Cross multiply
    80,340,480.79x = 110,869,934.93 × 43,671,051.79
  4. Step 4: Simplify right side
    80,340,480.79x = 4,841,806,669,950,196
  5. Step 5: Solve for x
    x = 4,841,806,669,950,196/80,340,480.79
  6. Step 6: Final answer
    x = 60,266,090.30

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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.