Home / 465,534,457.23-698,256,343.26-189,202,239.57

Finding the Fourth Proportional to 465,534,457.23, 698,256,343.26 and 189,202,239.57

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Solution

The fourth proportional to 465,534,457.23, 698,256,343.26 and 189,202,239.57 is: 283,784,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,534,457.23 : 698,256,343.26 = 189,202,239.57 : x
  2. Step 2: Convert to fraction form
    465,534,457.23/698,256,343.26 = 189,202,239.57/x
  3. Step 3: Cross multiply
    465,534,457.23x = 698,256,343.26 × 189,202,239.57
  4. Step 4: Simplify right side
    465,534,457.23x = 132,111,663,938,750,672
  5. Step 5: Solve for x
    x = 132,111,663,938,750,672/465,534,457.23
  6. Step 6: Final answer
    x = 283,784,931.25

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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.