Home / 12,636,910,289.02-18,950,894,337.97-3,671,234,271.41

Finding the Fourth Proportional to 12,636,910,289.02, 18,950,894,337.97 and 3,671,234,271.41

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Solution

The fourth proportional to 12,636,910,289.02, 18,950,894,337.97 and 3,671,234,271.41 is: 5,505,552,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,636,910,289.02 : 18,950,894,337.97 = 3,671,234,271.41 : x
  2. Step 2: Convert to fraction form
    12,636,910,289.02/18,950,894,337.97 = 3,671,234,271.41/x
  3. Step 3: Cross multiply
    12,636,910,289.02x = 18,950,894,337.97 × 3,671,234,271.41
  4. Step 4: Simplify right side
    12,636,910,289.02x = 69,573,172,767,425,191,936
  5. Step 5: Solve for x
    x = 69,573,172,767,425,191,936/12,636,910,289.02
  6. Step 6: Final answer
    x = 5,505,552,478.91

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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.