Home / 205,080,187.60-307,620,281.40-97,584,763.60

Finding the Fourth Proportional to 205,080,187.60, 307,620,281.40 and 97,584,763.60

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Solution

The fourth proportional to 205,080,187.60, 307,620,281.40 and 97,584,763.60 is: 146,377,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,080,187.60 : 307,620,281.40 = 97,584,763.60 : x
  2. Step 2: Convert to fraction form
    205,080,187.60/307,620,281.40 = 97,584,763.60/x
  3. Step 3: Cross multiply
    205,080,187.60x = 307,620,281.40 × 97,584,763.60
  4. Step 4: Simplify right side
    205,080,187.60x = 30,019,052,438,984,472
  5. Step 5: Solve for x
    x = 30,019,052,438,984,472/205,080,187.60
  6. Step 6: Final answer
    x = 146,377,145.40

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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.