Home / 2,937,958,696.80-4,405,909,280.40-867,132,136.80

Finding the Fourth Proportional to 2,937,958,696.80, 4,405,909,280.40 and 867,132,136.80

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Solution

The fourth proportional to 2,937,958,696.80, 4,405,909,280.40 and 867,132,136.80 is: 1,300,394,567.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937,958,696.80 : 4,405,909,280.40 = 867,132,136.80 : x
  2. Step 2: Convert to fraction form
    2,937,958,696.80/4,405,909,280.40 = 867,132,136.80/x
  3. Step 3: Cross multiply
    2,937,958,696.80x = 4,405,909,280.40 × 867,132,136.80
  4. Step 4: Simplify right side
    2,937,958,696.80x = 3,820,505,528,860,201,984
  5. Step 5: Solve for x
    x = 3,820,505,528,860,201,984/2,937,958,696.80
  6. Step 6: Final answer
    x = 1,300,394,567.50

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1.5x scale

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.