Home / 194,438,273.60-291,769,384.80-73,356,622.40

Finding the Fourth Proportional to 194,438,273.60, 291,769,384.80 and 73,356,622.40

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Solution

The fourth proportional to 194,438,273.60, 291,769,384.80 and 73,356,622.40 is: 110,077,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,438,273.60 : 291,769,384.80 = 73,356,622.40 : x
  2. Step 2: Convert to fraction form
    194,438,273.60/291,769,384.80 = 73,356,622.40/x
  3. Step 3: Cross multiply
    194,438,273.60x = 291,769,384.80 × 73,356,622.40
  4. Step 4: Simplify right side
    194,438,273.60x = 21,403,216,588,653,904
  5. Step 5: Solve for x
    x = 21,403,216,588,653,904/194,438,273.60
  6. Step 6: Final answer
    x = 110,077,178.70

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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.