Home / 90,994,830.80-136,492,246.20-26,300,746.40

Finding the Fourth Proportional to 90,994,830.80, 136,492,246.20 and 26,300,746.40

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Solution

The fourth proportional to 90,994,830.80, 136,492,246.20 and 26,300,746.40 is: 39,451,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,994,830.80 : 136,492,246.20 = 26,300,746.40 : x
  2. Step 2: Convert to fraction form
    90,994,830.80/136,492,246.20 = 26,300,746.40/x
  3. Step 3: Cross multiply
    90,994,830.80x = 136,492,246.20 × 26,300,746.40
  4. Step 4: Simplify right side
    90,994,830.80x = 3,589,847,952,872,563
  5. Step 5: Solve for x
    x = 3,589,847,952,872,563/90,994,830.80
  6. Step 6: Final answer
    x = 39,451,119.60

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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.