Home / 712,601,591,307.60-1,068,902,386,961.40-265,328,941,429.20

Finding the Fourth Proportional to 712,601,591,307.60, 1,068,902,386,961.40 and 265,328,941,429.20

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Solution

The fourth proportional to 712,601,591,307.60, 1,068,902,386,961.40 and 265,328,941,429.20 is: 397,993,412,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,601,591,307.60 : 1,068,902,386,961.40 = 265,328,941,429.20 : x
  2. Step 2: Convert to fraction form
    712,601,591,307.60/1,068,902,386,961.40 = 265,328,941,429.20/x
  3. Step 3: Cross multiply
    712,601,591,307.60x = 1,068,902,386,961.40 × 265,328,941,429.20
  4. Step 4: Simplify right side
    712,601,591,307.60x = 283,610,738,823,613,407,821,824
  5. Step 5: Solve for x
    x = 283,610,738,823,613,407,821,824/712,601,591,307.60
  6. Step 6: Final answer
    x = 397,993,412,143.80

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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.