Home / 200,405,035.80-300,565,563.30-98,242,392.60

Finding the Fourth Proportional to 200,405,035.80, 300,565,563.30 and 98,242,392.60

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Solution

The fourth proportional to 200,405,035.80, 300,565,563.30 and 98,242,392.60 is: 147,343,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,405,035.80 : 300,565,563.30 = 98,242,392.60 : x
  2. Step 2: Convert to fraction form
    200,405,035.80/300,565,563.30 = 98,242,392.60/x
  3. Step 3: Cross multiply
    200,405,035.80x = 300,565,563.30 × 98,242,392.60
  4. Step 4: Simplify right side
    200,405,035.80x = 29,528,280,071,758,752
  5. Step 5: Solve for x
    x = 29,528,280,071,758,752/200,405,035.80
  6. Step 6: Final answer
    x = 147,343,004.40

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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.