Home / 196,587,036.40-294,880,554.60-192,760,661.20

Finding the Fourth Proportional to 196,587,036.40, 294,880,554.60 and 192,760,661.20

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Solution

The fourth proportional to 196,587,036.40, 294,880,554.60 and 192,760,661.20 is: 289,140,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,587,036.40 : 294,880,554.60 = 192,760,661.20 : x
  2. Step 2: Convert to fraction form
    196,587,036.40/294,880,554.60 = 192,760,661.20/x
  3. Step 3: Cross multiply
    196,587,036.40x = 294,880,554.60 × 192,760,661.20
  4. Step 4: Simplify right side
    196,587,036.40x = 56,841,370,679,718,704
  5. Step 5: Solve for x
    x = 56,841,370,679,718,704/196,587,036.40
  6. Step 6: Final answer
    x = 289,140,991.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.