Home / 440,334,597.60-660,501,896.40-133,626,218.40

Finding the Fourth Proportional to 440,334,597.60, 660,501,896.40 and 133,626,218.40

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Solution

The fourth proportional to 440,334,597.60, 660,501,896.40 and 133,626,218.40 is: 200,439,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,334,597.60 : 660,501,896.40 = 133,626,218.40 : x
  2. Step 2: Convert to fraction form
    440,334,597.60/660,501,896.40 = 133,626,218.40/x
  3. Step 3: Cross multiply
    440,334,597.60x = 660,501,896.40 × 133,626,218.40
  4. Step 4: Simplify right side
    440,334,597.60x = 88,260,370,661,960,576
  5. Step 5: Solve for x
    x = 88,260,370,661,960,576/440,334,597.60
  6. Step 6: Final answer
    x = 200,439,327.60

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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.