Home / 198,994,730.30-298,492,095.45-60,820,070.30

Finding the Fourth Proportional to 198,994,730.30, 298,492,095.45 and 60,820,070.30

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Solution

The fourth proportional to 198,994,730.30, 298,492,095.45 and 60,820,070.30 is: 91,230,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,994,730.30 : 298,492,095.45 = 60,820,070.30 : x
  2. Step 2: Convert to fraction form
    198,994,730.30/298,492,095.45 = 60,820,070.30/x
  3. Step 3: Cross multiply
    198,994,730.30x = 298,492,095.45 × 60,820,070.30
  4. Step 4: Simplify right side
    198,994,730.30x = 18,154,310,229,263,308
  5. Step 5: Solve for x
    x = 18,154,310,229,263,308/198,994,730.30
  6. Step 6: Final answer
    x = 91,230,105.45

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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.