Home / 197,803,184.63-272,968,394.78-109,710,671.54

Finding the Fourth Proportional to 197,803,184.63, 272,968,394.78 and 109,710,671.54

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Solution

The fourth proportional to 197,803,184.63, 272,968,394.78 and 109,710,671.54 is: 151,400,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,803,184.63 : 272,968,394.78 = 109,710,671.54 : x
  2. Step 2: Convert to fraction form
    197,803,184.63/272,968,394.78 = 109,710,671.54/x
  3. Step 3: Cross multiply
    197,803,184.63x = 272,968,394.78 × 109,710,671.54
  4. Step 4: Simplify right side
    197,803,184.63x = 29,947,545,899,419,068
  5. Step 5: Solve for x
    x = 29,947,545,899,419,068/197,803,184.63
  6. Step 6: Final answer
    x = 151,400,726.72

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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.