Home / 198,019,628.90-297,029,443.35-116,177,714.90

Finding the Fourth Proportional to 198,019,628.90, 297,029,443.35 and 116,177,714.90

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Solution

The fourth proportional to 198,019,628.90, 297,029,443.35 and 116,177,714.90 is: 174,266,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,019,628.90 : 297,029,443.35 = 116,177,714.90 : x
  2. Step 2: Convert to fraction form
    198,019,628.90/297,029,443.35 = 116,177,714.90/x
  3. Step 3: Cross multiply
    198,019,628.90x = 297,029,443.35 × 116,177,714.90
  4. Step 4: Simplify right side
    198,019,628.90x = 34,508,201,986,422,004
  5. Step 5: Solve for x
    x = 34,508,201,986,422,004/198,019,628.90
  6. Step 6: Final answer
    x = 174,266,572.35

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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.