Home / 434,778,154.01-599,998,610.09-236,540,775.77

Finding the Fourth Proportional to 434,778,154.01, 599,998,610.09 and 236,540,775.77

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Solution

The fourth proportional to 434,778,154.01, 599,998,610.09 and 236,540,775.77 is: 326,428,858.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,778,154.01 : 599,998,610.09 = 236,540,775.77 : x
  2. Step 2: Convert to fraction form
    434,778,154.01/599,998,610.09 = 236,540,775.77/x
  3. Step 3: Cross multiply
    434,778,154.01x = 599,998,610.09 × 236,540,775.77
  4. Step 4: Simplify right side
    434,778,154.01x = 141,924,136,691,610,368
  5. Step 5: Solve for x
    x = 141,924,136,691,610,368/434,778,154.01
  6. Step 6: Final answer
    x = 326,428,858.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.