Home / 510,771,991,458.80-766,158,724,568.40-208,584,594,175.83

Finding the Fourth Proportional to 510,771,991,458.80, 766,158,724,568.40 and 208,584,594,175.83

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Solution

The fourth proportional to 510,771,991,458.80, 766,158,724,568.40 and 208,584,594,175.83 is: 312,877,192,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,771,991,458.80 : 766,158,724,568.40 = 208,584,594,175.83 : x
  2. Step 2: Convert to fraction form
    510,771,991,458.80/766,158,724,568.40 = 208,584,594,175.83/x
  3. Step 3: Cross multiply
    510,771,991,458.80x = 766,158,724,568.40 × 208,584,594,175.83
  4. Step 4: Simplify right side
    510,771,991,458.80x = 159,808,906,638,371,231,629,312
  5. Step 5: Solve for x
    x = 159,808,906,638,371,231,629,312/510,771,991,458.80
  6. Step 6: Final answer
    x = 312,877,192,388.62

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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.