Home / 1,147,050,006.60-1,720,575,009.90-329,244,976.20

Finding the Fourth Proportional to 1,147,050,006.60, 1,720,575,009.90 and 329,244,976.20

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Solution

The fourth proportional to 1,147,050,006.60, 1,720,575,009.90 and 329,244,976.20 is: 493,867,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,050,006.60 : 1,720,575,009.90 = 329,244,976.20 : x
  2. Step 2: Convert to fraction form
    1,147,050,006.60/1,720,575,009.90 = 329,244,976.20/x
  3. Step 3: Cross multiply
    1,147,050,006.60x = 1,720,575,009.90 × 329,244,976.20
  4. Step 4: Simplify right side
    1,147,050,006.60x = 566,490,678,184,840,256
  5. Step 5: Solve for x
    x = 566,490,678,184,840,256/1,147,050,006.60
  6. Step 6: Final answer
    x = 493,867,464.30

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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.