Home / 1,119,753,214.60-1,679,629,821.90-966,572,235.40

Finding the Fourth Proportional to 1,119,753,214.60, 1,679,629,821.90 and 966,572,235.40

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Solution

The fourth proportional to 1,119,753,214.60, 1,679,629,821.90 and 966,572,235.40 is: 1,449,858,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,753,214.60 : 1,679,629,821.90 = 966,572,235.40 : x
  2. Step 2: Convert to fraction form
    1,119,753,214.60/1,679,629,821.90 = 966,572,235.40/x
  3. Step 3: Cross multiply
    1,119,753,214.60x = 1,679,629,821.90 × 966,572,235.40
  4. Step 4: Simplify right side
    1,119,753,214.60x = 1,623,483,551,598,386,944
  5. Step 5: Solve for x
    x = 1,623,483,551,598,386,944/1,119,753,214.60
  6. Step 6: Final answer
    x = 1,449,858,353.10

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Double scale
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1.5x scale

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.