Home / 14,502,518,936.57-21,753,773,284.44-3,878,467,128.77

Finding the Fourth Proportional to 14,502,518,936.57, 21,753,773,284.44 and 3,878,467,128.77

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Solution

The fourth proportional to 14,502,518,936.57, 21,753,773,284.44 and 3,878,467,128.77 is: 5,817,699,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502,518,936.57 : 21,753,773,284.44 = 3,878,467,128.77 : x
  2. Step 2: Convert to fraction form
    14,502,518,936.57/21,753,773,284.44 = 3,878,467,128.77/x
  3. Step 3: Cross multiply
    14,502,518,936.57x = 21,753,773,284.44 × 3,878,467,128.77
  4. Step 4: Simplify right side
    14,502,518,936.57x = 84,371,294,610,415,534,080
  5. Step 5: Solve for x
    x = 84,371,294,610,415,534,080/14,502,518,936.57
  6. Step 6: Final answer
    x = 5,817,699,323.78

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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.