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Finding the Fourth Proportional to 74,866,698, 112,300,047 and 26,997,642

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Solution

The fourth proportional to 74,866,698, 112,300,047 and 26,997,642 is: 40,496,463

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,866,698 : 112,300,047 = 26,997,642 : x
  2. Step 2: Convert to fraction form
    74,866,698/112,300,047 = 26,997,642/x
  3. Step 3: Cross multiply
    74,866,698x = 112,300,047 × 26,997,642
  4. Step 4: Simplify right side
    74,866,698x = 3,031,836,465,489,174
  5. Step 5: Solve for x
    x = 3,031,836,465,489,174/74,866,698
  6. Step 6: Final answer
    x = 40,496,463

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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.