Home / 380,858,678.52-571,468,555.44-184,011,747.90

Finding the Fourth Proportional to 380,858,678.52, 571,468,555.44 and 184,011,747.90

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Solution

The fourth proportional to 380,858,678.52, 571,468,555.44 and 184,011,747.90 is: 276,104,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,858,678.52 : 571,468,555.44 = 184,011,747.90 : x
  2. Step 2: Convert to fraction form
    380,858,678.52/571,468,555.44 = 184,011,747.90/x
  3. Step 3: Cross multiply
    380,858,678.52x = 571,468,555.44 × 184,011,747.90
  4. Step 4: Simplify right side
    380,858,678.52x = 105,156,927,756,402,464
  5. Step 5: Solve for x
    x = 105,156,927,756,402,464/380,858,678.52
  6. Step 6: Final answer
    x = 276,104,848.56

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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.