Home / 79,855,315.80-110,200,667.96-43,185,886.80

Finding the Fourth Proportional to 79,855,315.80, 110,200,667.96 and 43,185,886.80

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Solution

The fourth proportional to 79,855,315.80, 110,200,667.96 and 43,185,886.80 is: 59,596,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855,315.80 : 110,200,667.96 = 43,185,886.80 : x
  2. Step 2: Convert to fraction form
    79,855,315.80/110,200,667.96 = 43,185,886.80/x
  3. Step 3: Cross multiply
    79,855,315.80x = 110,200,667.96 × 43,185,886.80
  4. Step 4: Simplify right side
    79,855,315.80x = 4,759,113,571,804,946
  5. Step 5: Solve for x
    x = 4,759,113,571,804,946/79,855,315.80
  6. Step 6: Final answer
    x = 59,596,703.41

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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.