Home / 510,771,991,510.36-766,158,724,645.98-208,584,594,227.80

Finding the Fourth Proportional to 510,771,991,510.36, 766,158,724,645.98 and 208,584,594,227.80

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Solution

The fourth proportional to 510,771,991,510.36, 766,158,724,645.98 and 208,584,594,227.80 is: 312,877,192,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,771,991,510.36 : 766,158,724,645.98 = 208,584,594,227.80 : x
  2. Step 2: Convert to fraction form
    510,771,991,510.36/766,158,724,645.98 = 208,584,594,227.80/x
  3. Step 3: Cross multiply
    510,771,991,510.36x = 766,158,724,645.98 × 208,584,594,227.80
  4. Step 4: Simplify right side
    510,771,991,510.36x = 159,808,906,694,370,491,629,568
  5. Step 5: Solve for x
    x = 159,808,906,694,370,491,629,568/510,771,991,510.36
  6. Step 6: Final answer
    x = 312,877,192,466.67

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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.