Home / 212,709,614.50-293,538,687.82-118,623,863.62

Finding the Fourth Proportional to 212,709,614.50, 293,538,687.82 and 118,623,863.62

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Solution

The fourth proportional to 212,709,614.50, 293,538,687.82 and 118,623,863.62 is: 163,700,608.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,709,614.50 : 293,538,687.82 = 118,623,863.62 : x
  2. Step 2: Convert to fraction form
    212,709,614.50/293,538,687.82 = 118,623,863.62/x
  3. Step 3: Cross multiply
    212,709,614.50x = 293,538,687.82 × 118,623,863.62
  4. Step 4: Simplify right side
    212,709,614.50x = 34,820,693,271,153,436
  5. Step 5: Solve for x
    x = 34,820,693,271,153,436/212,709,614.50
  6. Step 6: Final answer
    x = 163,700,608.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.