Home / 198,775,977.57-298,196,291.16-58,730,645.25

Finding the Fourth Proportional to 198,775,977.57, 298,196,291.16 and 58,730,645.25

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Solution

The fourth proportional to 198,775,977.57, 298,196,291.16 and 58,730,645.25 is: 88,105,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,775,977.57 : 298,196,291.16 = 58,730,645.25 : x
  2. Step 2: Convert to fraction form
    198,775,977.57/298,196,291.16 = 58,730,645.25/x
  3. Step 3: Cross multiply
    198,775,977.57x = 298,196,291.16 × 58,730,645.25
  4. Step 4: Simplify right side
    198,775,977.57x = 17,513,260,590,983,672
  5. Step 5: Solve for x
    x = 17,513,260,590,983,672/198,775,977.57
  6. Step 6: Final answer
    x = 88,105,518.61

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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.