Home / 198,852,326.30-298,260,085.51-93,783,577.70

Finding the Fourth Proportional to 198,852,326.30, 298,260,085.51 and 93,783,577.70

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Solution

The fourth proportional to 198,852,326.30, 298,260,085.51 and 93,783,577.70 is: 140,666,686.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,852,326.30 : 298,260,085.51 = 93,783,577.70 : x
  2. Step 2: Convert to fraction form
    198,852,326.30/298,260,085.51 = 93,783,577.70/x
  3. Step 3: Cross multiply
    198,852,326.30x = 298,260,085.51 × 93,783,577.70
  4. Step 4: Simplify right side
    198,852,326.30x = 27,971,897,904,235,728
  5. Step 5: Solve for x
    x = 27,971,897,904,235,728/198,852,326.30
  6. Step 6: Final answer
    x = 140,666,686.81

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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.