Home / 540,207,090-809,015,843.52-277,199,519.76

Finding the Fourth Proportional to 540,207,090, 809,015,843.52 and 277,199,519.76

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Solution

The fourth proportional to 540,207,090, 809,015,843.52 and 277,199,519.76 is: 415,134,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,207,090 : 809,015,843.52 = 277,199,519.76 : x
  2. Step 2: Convert to fraction form
    540,207,090/809,015,843.52 = 277,199,519.76/x
  3. Step 3: Cross multiply
    540,207,090x = 809,015,843.52 × 277,199,519.76
  4. Step 4: Simplify right side
    540,207,090x = 224,258,803,301,975,296
  5. Step 5: Solve for x
    x = 224,258,803,301,975,296/540,207,090
  6. Step 6: Final answer
    x = 415,134,875.96

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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.