Home / 70,632,133.60-105,948,200.40-36,194,756.80

Finding the Fourth Proportional to 70,632,133.60, 105,948,200.40 and 36,194,756.80

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Solution

The fourth proportional to 70,632,133.60, 105,948,200.40 and 36,194,756.80 is: 54,292,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,632,133.60 : 105,948,200.40 = 36,194,756.80 : x
  2. Step 2: Convert to fraction form
    70,632,133.60/105,948,200.40 = 36,194,756.80/x
  3. Step 3: Cross multiply
    70,632,133.60x = 105,948,200.40 × 36,194,756.80
  4. Step 4: Simplify right side
    70,632,133.60x = 3,834,769,346,875,662.50
  5. Step 5: Solve for x
    x = 3,834,769,346,875,662.50/70,632,133.60
  6. Step 6: Final answer
    x = 54,292,135.20

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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.