Home / 21,320,052,483,604-29,421,672,427,376-12,195,525,126,677

Finding the Fourth Proportional to 21,320,052,483,604, 29,421,672,427,376 and 12,195,525,126,677

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Solution

The fourth proportional to 21,320,052,483,604, 29,421,672,427,376 and 12,195,525,126,677 is: 16,829,824,674,815.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,320,052,483,604 : 29,421,672,427,376 = 12,195,525,126,677 : x
  2. Step 2: Convert to fraction form
    21,320,052,483,604/29,421,672,427,376 = 12,195,525,126,677/x
  3. Step 3: Cross multiply
    21,320,052,483,604x = 29,421,672,427,376 × 12,195,525,126,677
  4. Step 4: Simplify right side
    21,320,052,483,604x = 358,812,745,356,923,879,416,659,968
  5. Step 5: Solve for x
    x = 358,812,745,356,923,879,416,659,968/21,320,052,483,604
  6. Step 6: Final answer
    x = 16,829,824,674,815.68

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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.