Home / 194,808,938.81-292,213,333.69-78,224,259.85

Finding the Fourth Proportional to 194,808,938.81, 292,213,333.69 and 78,224,259.85

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Solution

The fourth proportional to 194,808,938.81, 292,213,333.69 and 78,224,259.85 is: 117,336,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,808,938.81 : 292,213,333.69 = 78,224,259.85 : x
  2. Step 2: Convert to fraction form
    194,808,938.81/292,213,333.69 = 78,224,259.85/x
  3. Step 3: Cross multiply
    194,808,938.81x = 292,213,333.69 × 78,224,259.85
  4. Step 4: Simplify right side
    194,808,938.81x = 22,858,171,745,275,224
  5. Step 5: Solve for x
    x = 22,858,171,745,275,224/194,808,938.81
  6. Step 6: Final answer
    x = 117,336,359.85

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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.