Home / 117,424,454.42-162,036,296.86-67,868,037.86

Finding the Fourth Proportional to 117,424,454.42, 162,036,296.86 and 67,868,037.86

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Solution

The fourth proportional to 117,424,454.42, 162,036,296.86 and 67,868,037.86 is: 93,652,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,424,454.42 : 162,036,296.86 = 67,868,037.86 : x
  2. Step 2: Convert to fraction form
    117,424,454.42/162,036,296.86 = 67,868,037.86/x
  3. Step 3: Cross multiply
    117,424,454.42x = 162,036,296.86 × 67,868,037.86
  4. Step 4: Simplify right side
    117,424,454.42x = 10,997,085,529,008,828
  5. Step 5: Solve for x
    x = 10,997,085,529,008,828/117,424,454.42
  6. Step 6: Final answer
    x = 93,652,430.27

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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.