Home / 336,994,703.10-505,492,054.65-191,371,995.90

Finding the Fourth Proportional to 336,994,703.10, 505,492,054.65 and 191,371,995.90

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Solution

The fourth proportional to 336,994,703.10, 505,492,054.65 and 191,371,995.90 is: 287,057,993.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,994,703.10 : 505,492,054.65 = 191,371,995.90 : x
  2. Step 2: Convert to fraction form
    336,994,703.10/505,492,054.65 = 191,371,995.90/x
  3. Step 3: Cross multiply
    336,994,703.10x = 505,492,054.65 × 191,371,995.90
  4. Step 4: Simplify right side
    336,994,703.10x = 96,737,023,409,962,368
  5. Step 5: Solve for x
    x = 96,737,023,409,962,368/336,994,703.10
  6. Step 6: Final answer
    x = 287,057,993.85

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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.