Home / 208,038,496.60-311,460,548.10-202,066,528.60

Finding the Fourth Proportional to 208,038,496.60, 311,460,548.10 and 202,066,528.60

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Solution

The fourth proportional to 208,038,496.60, 311,460,548.10 and 202,066,528.60 is: 302,519,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,038,496.60 : 311,460,548.10 = 202,066,528.60 : x
  2. Step 2: Convert to fraction form
    208,038,496.60/311,460,548.10 = 202,066,528.60/x
  3. Step 3: Cross multiply
    208,038,496.60x = 311,460,548.10 × 202,066,528.60
  4. Step 4: Simplify right side
    208,038,496.60x = 62,935,751,750,420,328
  5. Step 5: Solve for x
    x = 62,935,751,750,420,328/208,038,496.60
  6. Step 6: Final answer
    x = 302,519,739.27

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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.