Home / 12,684,640,683.33-17,500,854,969.36-7,330,250,376.90

Finding the Fourth Proportional to 12,684,640,683.33, 17,500,854,969.36 and 7,330,250,376.90

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Solution

The fourth proportional to 12,684,640,683.33, 17,500,854,969.36 and 7,330,250,376.90 is: 10,113,463,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,640,683.33 : 17,500,854,969.36 = 7,330,250,376.90 : x
  2. Step 2: Convert to fraction form
    12,684,640,683.33/17,500,854,969.36 = 7,330,250,376.90/x
  3. Step 3: Cross multiply
    12,684,640,683.33x = 17,500,854,969.36 × 7,330,250,376.90
  4. Step 4: Simplify right side
    12,684,640,683.33x = 128,285,648,735,223,382,016
  5. Step 5: Solve for x
    x = 128,285,648,735,223,382,016/12,684,640,683.33
  6. Step 6: Final answer
    x = 10,113,463,356.03

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1.5x scale

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.