Home / 366,774,787,222.08-550,413,487,187.76-128,009,436,225.39

Finding the Fourth Proportional to 366,774,787,222.08, 550,413,487,187.76 and 128,009,436,225.39

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Solution

The fourth proportional to 366,774,787,222.08, 550,413,487,187.76 and 128,009,436,225.39 is: 192,101,863,706.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,774,787,222.08 : 550,413,487,187.76 = 128,009,436,225.39 : x
  2. Step 2: Convert to fraction form
    366,774,787,222.08/550,413,487,187.76 = 128,009,436,225.39/x
  3. Step 3: Cross multiply
    366,774,787,222.08x = 550,413,487,187.76 × 128,009,436,225.39
  4. Step 4: Simplify right side
    366,774,787,222.08x = 70,458,120,185,756,082,241,536
  5. Step 5: Solve for x
    x = 70,458,120,185,756,082,241,536/366,774,787,222.08
  6. Step 6: Final answer
    x = 192,101,863,706.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.