Home / 85,978,435-118,650,247.80-46,820,200

Finding the Fourth Proportional to 85,978,435, 118,650,247.80 and 46,820,200

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Solution

The fourth proportional to 85,978,435, 118,650,247.80 and 46,820,200 is: 64,611,880.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,978,435 : 118,650,247.80 = 46,820,200 : x
  2. Step 2: Convert to fraction form
    85,978,435/118,650,247.80 = 46,820,200/x
  3. Step 3: Cross multiply
    85,978,435x = 118,650,247.80 × 46,820,200
  4. Step 4: Simplify right side
    85,978,435x = 5,555,228,332,045,560
  5. Step 5: Solve for x
    x = 5,555,228,332,045,560/85,978,435
  6. Step 6: Final answer
    x = 64,611,880.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.