Home / 12,837,738,948.88-17,708,719,262.76-8,006,716,683.86

Finding the Fourth Proportional to 12,837,738,948.88, 17,708,719,262.76 and 8,006,716,683.86

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Solution

The fourth proportional to 12,837,738,948.88, 17,708,719,262.76 and 8,006,716,683.86 is: 11,044,678,392.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837,738,948.88 : 17,708,719,262.76 = 8,006,716,683.86 : x
  2. Step 2: Convert to fraction form
    12,837,738,948.88/17,708,719,262.76 = 8,006,716,683.86/x
  3. Step 3: Cross multiply
    12,837,738,948.88x = 17,708,719,262.76 × 8,006,716,683.86
  4. Step 4: Simplify right side
    12,837,738,948.88x = 141,788,697,970,887,245,824
  5. Step 5: Solve for x
    x = 141,788,697,970,887,245,824/12,837,738,948.88
  6. Step 6: Final answer
    x = 11,044,678,392.01

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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.