Home / 121,302,849.12-181,927,447.44-35,022,495.84

Finding the Fourth Proportional to 121,302,849.12, 181,927,447.44 and 35,022,495.84

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Solution

The fourth proportional to 121,302,849.12, 181,927,447.44 and 35,022,495.84 is: 52,525,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,302,849.12 : 181,927,447.44 = 35,022,495.84 : x
  2. Step 2: Convert to fraction form
    121,302,849.12/181,927,447.44 = 35,022,495.84/x
  3. Step 3: Cross multiply
    121,302,849.12x = 181,927,447.44 × 35,022,495.84
  4. Step 4: Simplify right side
    121,302,849.12x = 6,371,553,271,149,219
  5. Step 5: Solve for x
    x = 6,371,553,271,149,219/121,302,849.12
  6. Step 6: Final answer
    x = 52,525,998.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.