Home / 118,077,297.10-163,005,662.92-73,437,657.81

Finding the Fourth Proportional to 118,077,297.10, 163,005,662.92 and 73,437,657.81

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Solution

The fourth proportional to 118,077,297.10, 163,005,662.92 and 73,437,657.81 is: 101,380,658.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,077,297.10 : 163,005,662.92 = 73,437,657.81 : x
  2. Step 2: Convert to fraction form
    118,077,297.10/163,005,662.92 = 73,437,657.81/x
  3. Step 3: Cross multiply
    118,077,297.10x = 163,005,662.92 × 73,437,657.81
  4. Step 4: Simplify right side
    118,077,297.10x = 11,970,754,094,611,164
  5. Step 5: Solve for x
    x = 11,970,754,094,611,164/118,077,297.10
  6. Step 6: Final answer
    x = 101,380,658.17

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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.