Home / 329,832,016.20-494,748,024.30-213,434,627.40

Finding the Fourth Proportional to 329,832,016.20, 494,748,024.30 and 213,434,627.40

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Solution

The fourth proportional to 329,832,016.20, 494,748,024.30 and 213,434,627.40 is: 320,151,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,832,016.20 : 494,748,024.30 = 213,434,627.40 : x
  2. Step 2: Convert to fraction form
    329,832,016.20/494,748,024.30 = 213,434,627.40/x
  3. Step 3: Cross multiply
    329,832,016.20x = 494,748,024.30 × 213,434,627.40
  4. Step 4: Simplify right side
    329,832,016.20x = 105,596,360,223,356,656
  5. Step 5: Solve for x
    x = 105,596,360,223,356,656/329,832,016.20
  6. Step 6: Final answer
    x = 320,151,941.10

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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.