Home / 12,122,728,143.42-16,607,859,642.02-11,669,492,379.90

Finding the Fourth Proportional to 12,122,728,143.42, 16,607,859,642.02 and 11,669,492,379.90

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Solution

The fourth proportional to 12,122,728,143.42, 16,607,859,642.02 and 11,669,492,379.90 is: 15,986,937,036.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,122,728,143.42 : 16,607,859,642.02 = 11,669,492,379.90 : x
  2. Step 2: Convert to fraction form
    12,122,728,143.42/16,607,859,642.02 = 11,669,492,379.90/x
  3. Step 3: Cross multiply
    12,122,728,143.42x = 16,607,859,642.02 × 11,669,492,379.90
  4. Step 4: Simplify right side
    12,122,728,143.42x = 193,805,291,539,001,114,624
  5. Step 5: Solve for x
    x = 193,805,291,539,001,114,624/12,122,728,143.42
  6. Step 6: Final answer
    x = 15,986,937,036.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.