Home / 18,729,802,150.30-28,083,483,630.75-5,961,361,029.21

Finding the Fourth Proportional to 18,729,802,150.30, 28,083,483,630.75 and 5,961,361,029.21

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Solution

The fourth proportional to 18,729,802,150.30, 28,083,483,630.75 and 5,961,361,029.21 is: 8,938,470,547.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729,802,150.30 : 28,083,483,630.75 = 5,961,361,029.21 : x
  2. Step 2: Convert to fraction form
    18,729,802,150.30/28,083,483,630.75 = 5,961,361,029.21/x
  3. Step 3: Cross multiply
    18,729,802,150.30x = 28,083,483,630.75 × 5,961,361,029.21
  4. Step 4: Simplify right side
    18,729,802,150.30x = 167,415,784,880,827,891,712
  5. Step 5: Solve for x
    x = 167,415,784,880,827,891,712/18,729,802,150.30
  6. Step 6: Final answer
    x = 8,938,470,547.49

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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.