Home / 103,695,723.63-143,100,156.02-56,010,977.77

Finding the Fourth Proportional to 103,695,723.63, 143,100,156.02 and 56,010,977.77

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Solution

The fourth proportional to 103,695,723.63, 143,100,156.02 and 56,010,977.77 is: 77,295,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695,723.63 : 143,100,156.02 = 56,010,977.77 : x
  2. Step 2: Convert to fraction form
    103,695,723.63/143,100,156.02 = 56,010,977.77/x
  3. Step 3: Cross multiply
    103,695,723.63x = 143,100,156.02 × 56,010,977.77
  4. Step 4: Simplify right side
    103,695,723.63x = 8,015,179,657,618,571
  5. Step 5: Solve for x
    x = 8,015,179,657,618,571/103,695,723.63
  6. Step 6: Final answer
    x = 77,295,180.33

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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.