Home / 199,612,903.73-299,526,547.77-83,108,687.27

Finding the Fourth Proportional to 199,612,903.73, 299,526,547.77 and 83,108,687.27

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Solution

The fourth proportional to 199,612,903.73, 299,526,547.77 and 83,108,687.27 is: 124,707,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,612,903.73 : 299,526,547.77 = 83,108,687.27 : x
  2. Step 2: Convert to fraction form
    199,612,903.73/299,526,547.77 = 83,108,687.27/x
  3. Step 3: Cross multiply
    199,612,903.73x = 299,526,547.77 × 83,108,687.27
  4. Step 4: Simplify right side
    199,612,903.73x = 24,893,258,186,182,012
  5. Step 5: Solve for x
    x = 24,893,258,186,182,012/199,612,903.73
  6. Step 6: Final answer
    x = 124,707,660.28

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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.