Home / 212,321,403.61-318,334,041.18-94,081,855.84

Finding the Fourth Proportional to 212,321,403.61, 318,334,041.18 and 94,081,855.84

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Solution

The fourth proportional to 212,321,403.61, 318,334,041.18 and 94,081,855.84 is: 141,057,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,321,403.61 : 318,334,041.18 = 94,081,855.84 : x
  2. Step 2: Convert to fraction form
    212,321,403.61/318,334,041.18 = 94,081,855.84/x
  3. Step 3: Cross multiply
    212,321,403.61x = 318,334,041.18 × 94,081,855.84
  4. Step 4: Simplify right side
    212,321,403.61x = 29,949,457,371,261,384
  5. Step 5: Solve for x
    x = 29,949,457,371,261,384/212,321,403.61
  6. Step 6: Final answer
    x = 141,057,174.93

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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.