Home / 276,411,857.92-414,298,923.36-103,778,566.72

Finding the Fourth Proportional to 276,411,857.92, 414,298,923.36 and 103,778,566.72

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Solution

The fourth proportional to 276,411,857.92, 414,298,923.36 and 103,778,566.72 is: 155,548,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,411,857.92 : 414,298,923.36 = 103,778,566.72 : x
  2. Step 2: Convert to fraction form
    276,411,857.92/414,298,923.36 = 103,778,566.72/x
  3. Step 3: Cross multiply
    276,411,857.92x = 414,298,923.36 × 103,778,566.72
  4. Step 4: Simplify right side
    276,411,857.92x = 42,995,348,459,939,928
  5. Step 5: Solve for x
    x = 42,995,348,459,939,928/276,411,857.92
  6. Step 6: Final answer
    x = 155,548,133.08

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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.