Home / 366,774,787,216.86-550,413,487,179.95-128,009,436,220.20

Finding the Fourth Proportional to 366,774,787,216.86, 550,413,487,179.95 and 128,009,436,220.20

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Solution

The fourth proportional to 366,774,787,216.86, 550,413,487,179.95 and 128,009,436,220.20 is: 192,101,863,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,774,787,216.86 : 550,413,487,179.95 = 128,009,436,220.20 : x
  2. Step 2: Convert to fraction form
    366,774,787,216.86/550,413,487,179.95 = 128,009,436,220.20/x
  3. Step 3: Cross multiply
    366,774,787,216.86x = 550,413,487,179.95 × 128,009,436,220.20
  4. Step 4: Simplify right side
    366,774,787,216.86x = 70,458,120,181,899,671,371,776
  5. Step 5: Solve for x
    x = 70,458,120,181,899,671,371,776/366,774,787,216.86
  6. Step 6: Final answer
    x = 192,101,863,698.28

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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.