Home / 90,994,829.80-136,492,244.70-26,300,745.40

Finding the Fourth Proportional to 90,994,829.80, 136,492,244.70 and 26,300,745.40

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Solution

The fourth proportional to 90,994,829.80, 136,492,244.70 and 26,300,745.40 is: 39,451,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,994,829.80 : 136,492,244.70 = 26,300,745.40 : x
  2. Step 2: Convert to fraction form
    90,994,829.80/136,492,244.70 = 26,300,745.40/x
  3. Step 3: Cross multiply
    90,994,829.80x = 136,492,244.70 × 26,300,745.40
  4. Step 4: Simplify right side
    90,994,829.80x = 3,589,847,776,929,199
  5. Step 5: Solve for x
    x = 3,589,847,776,929,199/90,994,829.80
  6. Step 6: Final answer
    x = 39,451,118.10

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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.