Home / 197,337,656.22-272,319,826.14-113,705,959.74

Finding the Fourth Proportional to 197,337,656.22, 272,319,826.14 and 113,705,959.74

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Solution

The fourth proportional to 197,337,656.22, 272,319,826.14 and 113,705,959.74 is: 156,910,686.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,337,656.22 : 272,319,826.14 = 113,705,959.74 : x
  2. Step 2: Convert to fraction form
    197,337,656.22/272,319,826.14 = 113,705,959.74/x
  3. Step 3: Cross multiply
    197,337,656.22x = 272,319,826.14 × 113,705,959.74
  4. Step 4: Simplify right side
    197,337,656.22x = 30,964,387,187,478,636
  5. Step 5: Solve for x
    x = 30,964,387,187,478,636/197,337,656.22
  6. Step 6: Final answer
    x = 156,910,686.89

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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.