Home / 178,833,968.64-268,059,974.40-101,991,536.64

Finding the Fourth Proportional to 178,833,968.64, 268,059,974.40 and 101,991,536.64

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Solution

The fourth proportional to 178,833,968.64, 268,059,974.40 and 101,991,536.64 is: 152,878,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,833,968.64 : 268,059,974.40 = 101,991,536.64 : x
  2. Step 2: Convert to fraction form
    178,833,968.64/268,059,974.40 = 101,991,536.64/x
  3. Step 3: Cross multiply
    178,833,968.64x = 268,059,974.40 × 101,991,536.64
  4. Step 4: Simplify right side
    178,833,968.64x = 27,339,848,700,735,064
  5. Step 5: Solve for x
    x = 27,339,848,700,735,064/178,833,968.64
  6. Step 6: Final answer
    x = 152,878,387.19

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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.