Home / 510,771,991,403.84-766,158,724,486.24-208,584,594,121.26

Finding the Fourth Proportional to 510,771,991,403.84, 766,158,724,486.24 and 208,584,594,121.26

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Solution

The fourth proportional to 510,771,991,403.84, 766,158,724,486.24 and 208,584,594,121.26 is: 312,877,192,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,771,991,403.84 : 766,158,724,486.24 = 208,584,594,121.26 : x
  2. Step 2: Convert to fraction form
    510,771,991,403.84/766,158,724,486.24 = 208,584,594,121.26/x
  3. Step 3: Cross multiply
    510,771,991,403.84x = 766,158,724,486.24 × 208,584,594,121.26
  4. Step 4: Simplify right side
    510,771,991,403.84x = 159,808,906,579,424,650,985,472
  5. Step 5: Solve for x
    x = 159,808,906,579,424,650,985,472/510,771,991,403.84
  6. Step 6: Final answer
    x = 312,877,192,306.88

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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.