Home / 130,702,991.60-196,054,487.40-116,594,217.20

Finding the Fourth Proportional to 130,702,991.60, 196,054,487.40 and 116,594,217.20

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Solution

The fourth proportional to 130,702,991.60, 196,054,487.40 and 116,594,217.20 is: 174,891,325.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,702,991.60 : 196,054,487.40 = 116,594,217.20 : x
  2. Step 2: Convert to fraction form
    130,702,991.60/196,054,487.40 = 116,594,217.20/x
  3. Step 3: Cross multiply
    130,702,991.60x = 196,054,487.40 × 116,594,217.20
  4. Step 4: Simplify right side
    130,702,991.60x = 22,858,819,486,950,264
  5. Step 5: Solve for x
    x = 22,858,819,486,950,264/130,702,991.60
  6. Step 6: Final answer
    x = 174,891,325.80

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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.