Home / 152,011,741.60-209,770,583.44-82,395,627.84

Finding the Fourth Proportional to 152,011,741.60, 209,770,583.44 and 82,395,627.84

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Solution

The fourth proportional to 152,011,741.60, 209,770,583.44 and 82,395,627.84 is: 113,702,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,011,741.60 : 209,770,583.44 = 82,395,627.84 : x
  2. Step 2: Convert to fraction form
    152,011,741.60/209,770,583.44 = 82,395,627.84/x
  3. Step 3: Cross multiply
    152,011,741.60x = 209,770,583.44 × 82,395,627.84
  4. Step 4: Simplify right side
    152,011,741.60x = 17,284,178,924,901,908
  5. Step 5: Solve for x
    x = 17,284,178,924,901,908/152,011,741.60
  6. Step 6: Final answer
    x = 113,702,920.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.