Home / 196,848,176.40-295,272,264.60-120,320,672.40

Finding the Fourth Proportional to 196,848,176.40, 295,272,264.60 and 120,320,672.40

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Solution

The fourth proportional to 196,848,176.40, 295,272,264.60 and 120,320,672.40 is: 180,481,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,848,176.40 : 295,272,264.60 = 120,320,672.40 : x
  2. Step 2: Convert to fraction form
    196,848,176.40/295,272,264.60 = 120,320,672.40/x
  3. Step 3: Cross multiply
    196,848,176.40x = 295,272,264.60 × 120,320,672.40
  4. Step 4: Simplify right side
    196,848,176.40x = 35,527,357,417,742,720
  5. Step 5: Solve for x
    x = 35,527,357,417,742,720/196,848,176.40
  6. Step 6: Final answer
    x = 180,481,008.60

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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.