Home / 119,753,400.20-179,630,100.30-115,050,475.40

Finding the Fourth Proportional to 119,753,400.20, 179,630,100.30 and 115,050,475.40

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Solution

The fourth proportional to 119,753,400.20, 179,630,100.30 and 115,050,475.40 is: 172,575,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,753,400.20 : 179,630,100.30 = 115,050,475.40 : x
  2. Step 2: Convert to fraction form
    119,753,400.20/179,630,100.30 = 115,050,475.40/x
  3. Step 3: Cross multiply
    119,753,400.20x = 179,630,100.30 × 115,050,475.40
  4. Step 4: Simplify right side
    119,753,400.20x = 20,666,528,435,664,684
  5. Step 5: Solve for x
    x = 20,666,528,435,664,684/119,753,400.20
  6. Step 6: Final answer
    x = 172,575,713.10

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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.