Home / 166,196,563.43-229,363,125.53-91,855,526.45

Finding the Fourth Proportional to 166,196,563.43, 229,363,125.53 and 91,855,526.45

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Solution

The fourth proportional to 166,196,563.43, 229,363,125.53 and 91,855,526.45 is: 126,767,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,196,563.43 : 229,363,125.53 = 91,855,526.45 : x
  2. Step 2: Convert to fraction form
    166,196,563.43/229,363,125.53 = 91,855,526.45/x
  3. Step 3: Cross multiply
    166,196,563.43x = 229,363,125.53 × 91,855,526.45
  4. Step 4: Simplify right side
    166,196,563.43x = 21,068,270,642,169,492
  5. Step 5: Solve for x
    x = 21,068,270,642,169,492/166,196,563.43
  6. Step 6: Final answer
    x = 126,767,185.84

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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.