Home / 455,122,732.41-682,684,430.45-110,076,691.68

Finding the Fourth Proportional to 455,122,732.41, 682,684,430.45 and 110,076,691.68

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Solution

The fourth proportional to 455,122,732.41, 682,684,430.45 and 110,076,691.68 is: 165,115,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,122,732.41 : 682,684,430.45 = 110,076,691.68 : x
  2. Step 2: Convert to fraction form
    455,122,732.41/682,684,430.45 = 110,076,691.68/x
  3. Step 3: Cross multiply
    455,122,732.41x = 682,684,430.45 × 110,076,691.68
  4. Step 4: Simplify right side
    455,122,732.41x = 75,147,643,564,830,688
  5. Step 5: Solve for x
    x = 75,147,643,564,830,688/455,122,732.41
  6. Step 6: Final answer
    x = 165,115,117.78

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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.