Home / 112,808,530.80-169,212,796.20-32,019,001.20

Finding the Fourth Proportional to 112,808,530.80, 169,212,796.20 and 32,019,001.20

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Solution

The fourth proportional to 112,808,530.80, 169,212,796.20 and 32,019,001.20 is: 48,028,501.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,808,530.80 : 169,212,796.20 = 32,019,001.20 : x
  2. Step 2: Convert to fraction form
    112,808,530.80/169,212,796.20 = 32,019,001.20/x
  3. Step 3: Cross multiply
    112,808,530.80x = 169,212,796.20 × 32,019,001.20
  4. Step 4: Simplify right side
    112,808,530.80x = 5,418,024,724,583,155
  5. Step 5: Solve for x
    x = 5,418,024,724,583,155/112,808,530.80
  6. Step 6: Final answer
    x = 48,028,501.80

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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.