Home / 1,141,473,531.70-1,711,790,320.65-394,299,157.15

Finding the Fourth Proportional to 1,141,473,531.70, 1,711,790,320.65 and 394,299,157.15

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Solution

The fourth proportional to 1,141,473,531.70, 1,711,790,320.65 and 394,299,157.15 is: 591,303,663.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,473,531.70 : 1,711,790,320.65 = 394,299,157.15 : x
  2. Step 2: Convert to fraction form
    1,141,473,531.70/1,711,790,320.65 = 394,299,157.15/x
  3. Step 3: Cross multiply
    1,141,473,531.70x = 1,711,790,320.65 × 394,299,157.15
  4. Step 4: Simplify right side
    1,141,473,531.70x = 674,957,480,649,823,232
  5. Step 5: Solve for x
    x = 674,957,480,649,823,232/1,141,473,531.70
  6. Step 6: Final answer
    x = 591,303,663.12

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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.