Home / 122,683,472.67-169,300,467.58-67,679,314.59

Finding the Fourth Proportional to 122,683,472.67, 169,300,467.58 and 67,679,314.59

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Solution

The fourth proportional to 122,683,472.67, 169,300,467.58 and 67,679,314.59 is: 93,395,951.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,683,472.67 : 169,300,467.58 = 67,679,314.59 : x
  2. Step 2: Convert to fraction form
    122,683,472.67/169,300,467.58 = 67,679,314.59/x
  3. Step 3: Cross multiply
    122,683,472.67x = 169,300,467.58 × 67,679,314.59
  4. Step 4: Simplify right side
    122,683,472.67x = 11,458,139,606,173,154
  5. Step 5: Solve for x
    x = 11,458,139,606,173,154/122,683,472.67
  6. Step 6: Final answer
    x = 93,395,951.03

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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.