Home / 102,760,826.96-141,814,030.02-56,352,745.28

Finding the Fourth Proportional to 102,760,826.96, 141,814,030.02 and 56,352,745.28

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Solution

The fourth proportional to 102,760,826.96, 141,814,030.02 and 56,352,745.28 is: 77,769,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,760,826.96 : 141,814,030.02 = 56,352,745.28 : x
  2. Step 2: Convert to fraction form
    102,760,826.96/141,814,030.02 = 56,352,745.28/x
  3. Step 3: Cross multiply
    102,760,826.96x = 141,814,030.02 × 56,352,745.28
  4. Step 4: Simplify right side
    102,760,826.96x = 7,991,609,910,847,334
  5. Step 5: Solve for x
    x = 7,991,609,910,847,334/102,760,826.96
  6. Step 6: Final answer
    x = 77,769,030.74

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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.