Home / 435,457,342.20-653,484,611.70-193,294,039.80

Finding the Fourth Proportional to 435,457,342.20, 653,484,611.70 and 193,294,039.80

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Solution

The fourth proportional to 435,457,342.20, 653,484,611.70 and 193,294,039.80 is: 290,073,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,457,342.20 : 653,484,611.70 = 193,294,039.80 : x
  2. Step 2: Convert to fraction form
    435,457,342.20/653,484,611.70 = 193,294,039.80/x
  3. Step 3: Cross multiply
    435,457,342.20x = 653,484,611.70 × 193,294,039.80
  4. Step 4: Simplify right side
    435,457,342.20x = 126,314,680,542,627,360
  5. Step 5: Solve for x
    x = 126,314,680,542,627,360/435,457,342.20
  6. Step 6: Final answer
    x = 290,073,603.78

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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.