Home / 217,824,267.15-300,597,551.28-118,705,041.81

Finding the Fourth Proportional to 217,824,267.15, 300,597,551.28 and 118,705,041.81

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Solution

The fourth proportional to 217,824,267.15, 300,597,551.28 and 118,705,041.81 is: 163,812,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,824,267.15 : 300,597,551.28 = 118,705,041.81 : x
  2. Step 2: Convert to fraction form
    217,824,267.15/300,597,551.28 = 118,705,041.81/x
  3. Step 3: Cross multiply
    217,824,267.15x = 300,597,551.28 × 118,705,041.81
  4. Step 4: Simplify right side
    217,824,267.15x = 35,682,444,892,676,016
  5. Step 5: Solve for x
    x = 35,682,444,892,676,016/217,824,267.15
  6. Step 6: Final answer
    x = 163,812,991.82

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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.