Home / 14,165,928,415.40-21,262,497,512.70-12,097,985,196.20

Finding the Fourth Proportional to 14,165,928,415.40, 21,262,497,512.70 and 12,097,985,196.20

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Solution

The fourth proportional to 14,165,928,415.40, 21,262,497,512.70 and 12,097,985,196.20 is: 18,158,596,641.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,928,415.40 : 21,262,497,512.70 = 12,097,985,196.20 : x
  2. Step 2: Convert to fraction form
    14,165,928,415.40/21,262,497,512.70 = 12,097,985,196.20/x
  3. Step 3: Cross multiply
    14,165,928,415.40x = 21,262,497,512.70 × 12,097,985,196.20
  4. Step 4: Simplify right side
    14,165,928,415.40x = 257,233,380,142,883,962,880
  5. Step 5: Solve for x
    x = 257,233,380,142,883,962,880/14,165,928,415.40
  6. Step 6: Final answer
    x = 18,158,596,641.17

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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.