Home / 1,458,173,171.30-2,187,265,431.56-352,776,254.45

Finding the Fourth Proportional to 1,458,173,171.30, 2,187,265,431.56 and 352,776,254.45

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Solution

The fourth proportional to 1,458,173,171.30, 2,187,265,431.56 and 352,776,254.45 is: 529,165,754.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,173,171.30 : 2,187,265,431.56 = 352,776,254.45 : x
  2. Step 2: Convert to fraction form
    1,458,173,171.30/2,187,265,431.56 = 352,776,254.45/x
  3. Step 3: Cross multiply
    1,458,173,171.30x = 2,187,265,431.56 × 352,776,254.45
  4. Step 4: Simplify right side
    1,458,173,171.30x = 771,615,306,420,999,296
  5. Step 5: Solve for x
    x = 771,615,306,420,999,296/1,458,173,171.30
  6. Step 6: Final answer
    x = 529,165,754.53

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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.