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Finding the Fourth Proportional to 35,220,136.40, 49,207,414 and 35,220,136.40

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Solution

The fourth proportional to 35,220,136.40, 49,207,414 and 35,220,136.40 is: 49,207,414

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220,136.40 : 49,207,414 = 35,220,136.40 : x
  2. Step 2: Convert to fraction form
    35,220,136.40/49,207,414 = 35,220,136.40/x
  3. Step 3: Cross multiply
    35,220,136.40x = 49,207,414 × 35,220,136.40
  4. Step 4: Simplify right side
    35,220,136.40x = 1,733,091,832,971,269.50
  5. Step 5: Solve for x
    x = 1,733,091,832,971,269.50/35,220,136.40
  6. Step 6: Final answer
    x = 49,207,414

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.