Home / 329,619,002.40-494,507,235.60-99,590,342.40

Finding the Fourth Proportional to 329,619,002.40, 494,507,235.60 and 99,590,342.40

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Solution

The fourth proportional to 329,619,002.40, 494,507,235.60 and 99,590,342.40 is: 149,409,301.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,619,002.40 : 494,507,235.60 = 99,590,342.40 : x
  2. Step 2: Convert to fraction form
    329,619,002.40/494,507,235.60 = 99,590,342.40/x
  3. Step 3: Cross multiply
    329,619,002.40x = 494,507,235.60 × 99,590,342.40
  4. Step 4: Simplify right side
    329,619,002.40x = 49,248,144,912,681,472
  5. Step 5: Solve for x
    x = 49,248,144,912,681,472/329,619,002.40
  6. Step 6: Final answer
    x = 149,409,301.51

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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.