Home / 3,553,777,221.26-4,904,152,266.12-1,967,835,128.72

Finding the Fourth Proportional to 3,553,777,221.26, 4,904,152,266.12 and 1,967,835,128.72

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Solution

The fourth proportional to 3,553,777,221.26, 4,904,152,266.12 and 1,967,835,128.72 is: 2,715,579,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,777,221.26 : 4,904,152,266.12 = 1,967,835,128.72 : x
  2. Step 2: Convert to fraction form
    3,553,777,221.26/4,904,152,266.12 = 1,967,835,128.72/x
  3. Step 3: Cross multiply
    3,553,777,221.26x = 4,904,152,266.12 × 1,967,835,128.72
  4. Step 4: Simplify right side
    3,553,777,221.26x = 9,650,563,105,862,729,728
  5. Step 5: Solve for x
    x = 9,650,563,105,862,729,728/3,553,777,221.26
  6. Step 6: Final answer
    x = 2,715,579,088.11

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Find fourth proportional to 3,553,777,222.26, 4,904,152,267.50 and 1,967,835,129.72
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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.