Home / 12,120,185,204.16-16,737,407,154.72-11,459,885,110.08

Finding the Fourth Proportional to 12,120,185,204.16, 16,737,407,154.72 and 11,459,885,110.08

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Solution

The fourth proportional to 12,120,185,204.16, 16,737,407,154.72 and 11,459,885,110.08 is: 15,825,563,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,120,185,204.16 : 16,737,407,154.72 = 11,459,885,110.08 : x
  2. Step 2: Convert to fraction form
    12,120,185,204.16/16,737,407,154.72 = 11,459,885,110.08/x
  3. Step 3: Cross multiply
    12,120,185,204.16x = 16,737,407,154.72 × 11,459,885,110.08
  4. Step 4: Simplify right side
    12,120,185,204.16x = 191,808,763,033,722,191,872
  5. Step 5: Solve for x
    x = 191,808,763,033,722,191,872/12,120,185,204.16
  6. Step 6: Final answer
    x = 15,825,563,702.43

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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.