Home / 198,753,664.84-298,191,341.22-101,778,034.84

Finding the Fourth Proportional to 198,753,664.84, 298,191,341.22 and 101,778,034.84

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Solution

The fourth proportional to 198,753,664.84, 298,191,341.22 and 101,778,034.84 is: 152,698,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,753,664.84 : 298,191,341.22 = 101,778,034.84 : x
  2. Step 2: Convert to fraction form
    198,753,664.84/298,191,341.22 = 101,778,034.84/x
  3. Step 3: Cross multiply
    198,753,664.84x = 298,191,341.22 × 101,778,034.84
  4. Step 4: Simplify right side
    198,753,664.84x = 30,349,328,715,675,492
  5. Step 5: Solve for x
    x = 30,349,328,715,675,492/198,753,664.84
  6. Step 6: Final answer
    x = 152,698,209.31

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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.