Home / 631,265,751,325.72-946,898,608,689.45-291,204,316,147.96

Finding the Fourth Proportional to 631,265,751,325.72, 946,898,608,689.45 and 291,204,316,147.96

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Solution

The fourth proportional to 631,265,751,325.72, 946,898,608,689.45 and 291,204,316,147.96 is: 436,806,465,780.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,265,751,325.72 : 946,898,608,689.45 = 291,204,316,147.96 : x
  2. Step 2: Convert to fraction form
    631,265,751,325.72/946,898,608,689.45 = 291,204,316,147.96/x
  3. Step 3: Cross multiply
    631,265,751,325.72x = 946,898,608,689.45 × 291,204,316,147.96
  4. Step 4: Simplify right side
    631,265,751,325.72x = 275,740,961,804,866,065,268,736
  5. Step 5: Solve for x
    x = 275,740,961,804,866,065,268,736/631,265,751,325.72
  6. Step 6: Final answer
    x = 436,806,465,780.51

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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.