Home / 79,739,841.02-110,040,977.40-43,070,412.02

Finding the Fourth Proportional to 79,739,841.02, 110,040,977.40 and 43,070,412.02

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Solution

The fourth proportional to 79,739,841.02, 110,040,977.40 and 43,070,412.02 is: 59,437,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,739,841.02 : 110,040,977.40 = 43,070,412.02 : x
  2. Step 2: Convert to fraction form
    79,739,841.02/110,040,977.40 = 43,070,412.02/x
  3. Step 3: Cross multiply
    79,739,841.02x = 110,040,977.40 × 43,070,412.02
  4. Step 4: Simplify right side
    79,739,841.02x = 4,739,510,235,701,509
  5. Step 5: Solve for x
    x = 4,739,510,235,701,509/79,739,841.02
  6. Step 6: Final answer
    x = 59,437,166.86

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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.