Home / 1,709,731,778.40-2,564,597,667.60-1,165,536,194.40

Finding the Fourth Proportional to 1,709,731,778.40, 2,564,597,667.60 and 1,165,536,194.40

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Solution

The fourth proportional to 1,709,731,778.40, 2,564,597,667.60 and 1,165,536,194.40 is: 1,748,304,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,731,778.40 : 2,564,597,667.60 = 1,165,536,194.40 : x
  2. Step 2: Convert to fraction form
    1,709,731,778.40/2,564,597,667.60 = 1,165,536,194.40/x
  3. Step 3: Cross multiply
    1,709,731,778.40x = 2,564,597,667.60 × 1,165,536,194.40
  4. Step 4: Simplify right side
    1,709,731,778.40x = 2,989,131,405,661,620,224
  5. Step 5: Solve for x
    x = 2,989,131,405,661,620,224/1,709,731,778.40
  6. Step 6: Final answer
    x = 1,748,304,291.60

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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.