Home / 46,672,660.90-70,008,991.35-40,290,120.10

Finding the Fourth Proportional to 46,672,660.90, 70,008,991.35 and 40,290,120.10

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Solution

The fourth proportional to 46,672,660.90, 70,008,991.35 and 40,290,120.10 is: 60,435,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,672,660.90 : 70,008,991.35 = 40,290,120.10 : x
  2. Step 2: Convert to fraction form
    46,672,660.90/70,008,991.35 = 40,290,120.10/x
  3. Step 3: Cross multiply
    46,672,660.90x = 70,008,991.35 × 40,290,120.10
  4. Step 4: Simplify right side
    46,672,660.90x = 2,820,670,669,571,361
  5. Step 5: Solve for x
    x = 2,820,670,669,571,361/46,672,660.90
  6. Step 6: Final answer
    x = 60,435,180.15

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1.5x scale

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.