Home / 122,488,829.34-169,034,491.62-67,484,685.84

Finding the Fourth Proportional to 122,488,829.34, 169,034,491.62 and 67,484,685.84

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Solution

The fourth proportional to 122,488,829.34, 169,034,491.62 and 67,484,685.84 is: 93,128,815.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,488,829.34 : 169,034,491.62 = 67,484,685.84 : x
  2. Step 2: Convert to fraction form
    122,488,829.34/169,034,491.62 = 67,484,685.84/x
  3. Step 3: Cross multiply
    122,488,829.34x = 169,034,491.62 × 67,484,685.84
  4. Step 4: Simplify right side
    122,488,829.34x = 11,407,239,563,099,814
  5. Step 5: Solve for x
    x = 11,407,239,563,099,814/122,488,829.34
  6. Step 6: Final answer
    x = 93,128,815.29

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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.