Home / 21,144,356,440,042-29,179,213,290,429-11,768,952,769,516

Finding the Fourth Proportional to 21,144,356,440,042, 29,179,213,290,429 and 11,768,952,769,516

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Solution

The fourth proportional to 21,144,356,440,042, 29,179,213,290,429 and 11,768,952,769,516 is: 16,241,155,602,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,144,356,440,042 : 29,179,213,290,429 = 11,768,952,769,516 : x
  2. Step 2: Convert to fraction form
    21,144,356,440,042/29,179,213,290,429 = 11,768,952,769,516/x
  3. Step 3: Cross multiply
    21,144,356,440,042x = 29,179,213,290,429 × 11,768,952,769,516
  4. Step 4: Simplify right side
    21,144,356,440,042x = 343,408,783,066,692,481,938,620,416
  5. Step 5: Solve for x
    x = 343,408,783,066,692,481,938,620,416/21,144,356,440,042
  6. Step 6: Final answer
    x = 16,241,155,602,937.35

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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.