Home / 12,018,563,382.51-16,587,603,527.54-6,667,847,630.55

Finding the Fourth Proportional to 12,018,563,382.51, 16,587,603,527.54 and 6,667,847,630.55

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Solution

The fourth proportional to 12,018,563,382.51, 16,587,603,527.54 and 6,667,847,630.55 is: 9,202,731,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,563,382.51 : 16,587,603,527.54 = 6,667,847,630.55 : x
  2. Step 2: Convert to fraction form
    12,018,563,382.51/16,587,603,527.54 = 6,667,847,630.55/x
  3. Step 3: Cross multiply
    12,018,563,382.51x = 16,587,603,527.54 × 6,667,847,630.55
  4. Step 4: Simplify right side
    12,018,563,382.51x = 110,603,612,877,577,076,736
  5. Step 5: Solve for x
    x = 110,603,612,877,577,076,736/12,018,563,382.51
  6. Step 6: Final answer
    x = 9,202,731,587.58

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Double scale
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1.5x scale

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.