Home / 1,107,184,635.60-1,659,643,212.60-646,885,870.80

Finding the Fourth Proportional to 1,107,184,635.60, 1,659,643,212.60 and 646,885,870.80

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Solution

The fourth proportional to 1,107,184,635.60, 1,659,643,212.60 and 646,885,870.80 is: 969,666,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,184,635.60 : 1,659,643,212.60 = 646,885,870.80 : x
  2. Step 2: Convert to fraction form
    1,107,184,635.60/1,659,643,212.60 = 646,885,870.80/x
  3. Step 3: Cross multiply
    1,107,184,635.60x = 1,659,643,212.60 × 646,885,870.80
  4. Step 4: Simplify right side
    1,107,184,635.60x = 1,073,599,744,800,060,416
  5. Step 5: Solve for x
    x = 1,073,599,744,800,060,416/1,107,184,635.60
  6. Step 6: Final answer
    x = 969,666,404.57

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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.