Home / 122,482,848.40-183,724,272.60-45,795,912.10

Finding the Fourth Proportional to 122,482,848.40, 183,724,272.60 and 45,795,912.10

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Solution

The fourth proportional to 122,482,848.40, 183,724,272.60 and 45,795,912.10 is: 68,693,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482,848.40 : 183,724,272.60 = 45,795,912.10 : x
  2. Step 2: Convert to fraction form
    122,482,848.40/183,724,272.60 = 45,795,912.10/x
  3. Step 3: Cross multiply
    122,482,848.40x = 183,724,272.60 × 45,795,912.10
  4. Step 4: Simplify right side
    122,482,848.40x = 8,413,820,638,626,038
  5. Step 5: Solve for x
    x = 8,413,820,638,626,038/122,482,848.40
  6. Step 6: Final answer
    x = 68,693,868.15

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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.