Home / 12,018,298,102.98-18,004,692,506.46-8,022,333,208.50

Finding the Fourth Proportional to 12,018,298,102.98, 18,004,692,506.46 and 8,022,333,208.50

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Solution

The fourth proportional to 12,018,298,102.98, 18,004,692,506.46 and 8,022,333,208.50 is: 12,018,310,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,298,102.98 : 18,004,692,506.46 = 8,022,333,208.50 : x
  2. Step 2: Convert to fraction form
    12,018,298,102.98/18,004,692,506.46 = 8,022,333,208.50/x
  3. Step 3: Cross multiply
    12,018,298,102.98x = 18,004,692,506.46 × 8,022,333,208.50
  4. Step 4: Simplify right side
    12,018,298,102.98x = 144,439,642,603,405,148,160
  5. Step 5: Solve for x
    x = 144,439,642,603,405,148,160/12,018,298,102.98
  6. Step 6: Final answer
    x = 12,018,310,859.47

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1.5x scale

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.