Home / 92,012,571.40-137,901,633.90-48,902,427.40

Finding the Fourth Proportional to 92,012,571.40, 137,901,633.90 and 48,902,427.40

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Solution

The fourth proportional to 92,012,571.40, 137,901,633.90 and 48,902,427.40 is: 73,291,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,012,571.40 : 137,901,633.90 = 48,902,427.40 : x
  2. Step 2: Convert to fraction form
    92,012,571.40/137,901,633.90 = 48,902,427.40/x
  3. Step 3: Cross multiply
    92,012,571.40x = 137,901,633.90 × 48,902,427.40
  4. Step 4: Simplify right side
    92,012,571.40x = 6,743,724,640,136,129
  5. Step 5: Solve for x
    x = 6,743,724,640,136,129/92,012,571.40
  6. Step 6: Final answer
    x = 73,291,339.84

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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.