Home / 220,134,740.40-330,202,110.60-118,098,068.40

Finding the Fourth Proportional to 220,134,740.40, 330,202,110.60 and 118,098,068.40

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Solution

The fourth proportional to 220,134,740.40, 330,202,110.60 and 118,098,068.40 is: 177,147,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,134,740.40 : 330,202,110.60 = 118,098,068.40 : x
  2. Step 2: Convert to fraction form
    220,134,740.40/330,202,110.60 = 118,098,068.40/x
  3. Step 3: Cross multiply
    220,134,740.40x = 330,202,110.60 × 118,098,068.40
  4. Step 4: Simplify right side
    220,134,740.40x = 38,996,231,443,463,168
  5. Step 5: Solve for x
    x = 38,996,231,443,463,168/220,134,740.40
  6. Step 6: Final answer
    x = 177,147,102.60

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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.