Home / 855,604,956,874.58-1,180,763,156,978.60-470,242,962,072.82

Finding the Fourth Proportional to 855,604,956,874.58, 1,180,763,156,978.60 and 470,242,962,072.82

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Solution

The fourth proportional to 855,604,956,874.58, 1,180,763,156,978.60 and 470,242,962,072.82 is: 648,950,850,486.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,604,956,874.58 : 1,180,763,156,978.60 = 470,242,962,072.82 : x
  2. Step 2: Convert to fraction form
    855,604,956,874.58/1,180,763,156,978.60 = 470,242,962,072.82/x
  3. Step 3: Cross multiply
    855,604,956,874.58x = 1,180,763,156,978.60 × 470,242,962,072.82
  4. Step 4: Simplify right side
    855,604,956,874.58x = 555,245,564,444,071,082,065,920
  5. Step 5: Solve for x
    x = 555,245,564,444,071,082,065,920/855,604,956,874.58
  6. Step 6: Final answer
    x = 648,950,850,486.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.