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Finding the Fourth Proportional to 178,346,052.90, 267,519,079.35 and 178,346,052.90

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Solution

The fourth proportional to 178,346,052.90, 267,519,079.35 and 178,346,052.90 is: 267,519,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,346,052.90 : 267,519,079.35 = 178,346,052.90 : x
  2. Step 2: Convert to fraction form
    178,346,052.90/267,519,079.35 = 178,346,052.90/x
  3. Step 3: Cross multiply
    178,346,052.90x = 267,519,079.35 × 178,346,052.90
  4. Step 4: Simplify right side
    178,346,052.90x = 47,710,971,877,514,400
  5. Step 5: Solve for x
    x = 47,710,971,877,514,400/178,346,052.90
  6. Step 6: Final answer
    x = 267,519,079.35

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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.