Home / 77,407,862.68-116,084,128.02-25,582,873.60

Finding the Fourth Proportional to 77,407,862.68, 116,084,128.02 and 25,582,873.60

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Solution

The fourth proportional to 77,407,862.68, 116,084,128.02 and 25,582,873.60 is: 38,365,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,407,862.68 : 116,084,128.02 = 25,582,873.60 : x
  2. Step 2: Convert to fraction form
    77,407,862.68/116,084,128.02 = 25,582,873.60/x
  3. Step 3: Cross multiply
    77,407,862.68x = 116,084,128.02 × 25,582,873.60
  4. Step 4: Simplify right side
    77,407,862.68x = 2,969,765,574,101,878.50
  5. Step 5: Solve for x
    x = 2,969,765,574,101,878.50/77,407,862.68
  6. Step 6: Final answer
    x = 38,365,166.94

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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.