Home / 348,626,036.40-523,008,014.66-99,633,527.62

Finding the Fourth Proportional to 348,626,036.40, 523,008,014.66 and 99,633,527.62

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Solution

The fourth proportional to 348,626,036.40, 523,008,014.66 and 99,633,527.62 is: 149,469,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,626,036.40 : 523,008,014.66 = 99,633,527.62 : x
  2. Step 2: Convert to fraction form
    348,626,036.40/523,008,014.66 = 99,633,527.62/x
  3. Step 3: Cross multiply
    348,626,036.40x = 523,008,014.66 × 99,633,527.62
  4. Step 4: Simplify right side
    348,626,036.40x = 52,109,133,474,108,480
  5. Step 5: Solve for x
    x = 52,109,133,474,108,480/348,626,036.40
  6. Step 6: Final answer
    x = 149,469,999.46

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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.