Home / 98,060,379.20-135,332,881.72-73,237,470.74

Finding the Fourth Proportional to 98,060,379.20, 135,332,881.72 and 73,237,470.74

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Solution

The fourth proportional to 98,060,379.20, 135,332,881.72 and 73,237,470.74 is: 101,074,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,060,379.20 : 135,332,881.72 = 73,237,470.74 : x
  2. Step 2: Convert to fraction form
    98,060,379.20/135,332,881.72 = 73,237,470.74/x
  3. Step 3: Cross multiply
    98,060,379.20x = 135,332,881.72 × 73,237,470.74
  4. Step 4: Simplify right side
    98,060,379.20x = 9,911,437,965,128,380
  5. Step 5: Solve for x
    x = 9,911,437,965,128,380/98,060,379.20
  6. Step 6: Final answer
    x = 101,074,848.44

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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.