Home / 199,331,264.70-298,996,897.05-145,583,552.70

Finding the Fourth Proportional to 199,331,264.70, 298,996,897.05 and 145,583,552.70

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Solution

The fourth proportional to 199,331,264.70, 298,996,897.05 and 145,583,552.70 is: 218,375,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,331,264.70 : 298,996,897.05 = 145,583,552.70 : x
  2. Step 2: Convert to fraction form
    199,331,264.70/298,996,897.05 = 145,583,552.70/x
  3. Step 3: Cross multiply
    199,331,264.70x = 298,996,897.05 × 145,583,552.70
  4. Step 4: Simplify right side
    199,331,264.70x = 43,529,030,518,815,144
  5. Step 5: Solve for x
    x = 43,529,030,518,815,144/199,331,264.70
  6. Step 6: Final answer
    x = 218,375,329.05

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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.