Home / 144,615,628.48-199,598,533.68-85,910,906.02

Finding the Fourth Proportional to 144,615,628.48, 199,598,533.68 and 85,910,906.02

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Solution

The fourth proportional to 144,615,628.48, 199,598,533.68 and 85,910,906.02 is: 118,574,258.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,615,628.48 : 199,598,533.68 = 85,910,906.02 : x
  2. Step 2: Convert to fraction form
    144,615,628.48/199,598,533.68 = 85,910,906.02/x
  3. Step 3: Cross multiply
    144,615,628.48x = 199,598,533.68 × 85,910,906.02
  4. Step 4: Simplify right side
    144,615,628.48x = 17,147,690,868,712,284
  5. Step 5: Solve for x
    x = 17,147,690,868,712,284/144,615,628.48
  6. Step 6: Final answer
    x = 118,574,258.18

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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.