Home / 142,165,890.90-213,248,836.35-123,034,014.90

Finding the Fourth Proportional to 142,165,890.90, 213,248,836.35 and 123,034,014.90

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Solution

The fourth proportional to 142,165,890.90, 213,248,836.35 and 123,034,014.90 is: 184,551,022.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,165,890.90 : 213,248,836.35 = 123,034,014.90 : x
  2. Step 2: Convert to fraction form
    142,165,890.90/213,248,836.35 = 123,034,014.90/x
  3. Step 3: Cross multiply
    142,165,890.90x = 213,248,836.35 × 123,034,014.90
  4. Step 4: Simplify right side
    142,165,890.90x = 26,236,860,508,893,564
  5. Step 5: Solve for x
    x = 26,236,860,508,893,564/142,165,890.90
  6. Step 6: Final answer
    x = 184,551,022.35

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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.