Home / 30,903,539,453.40-46,355,309,180.10-7,639,178,237.40

Finding the Fourth Proportional to 30,903,539,453.40, 46,355,309,180.10 and 7,639,178,237.40

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Solution

The fourth proportional to 30,903,539,453.40, 46,355,309,180.10 and 7,639,178,237.40 is: 11,458,767,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,903,539,453.40 : 46,355,309,180.10 = 7,639,178,237.40 : x
  2. Step 2: Convert to fraction form
    30,903,539,453.40/46,355,309,180.10 = 7,639,178,237.40/x
  3. Step 3: Cross multiply
    30,903,539,453.40x = 46,355,309,180.10 × 7,639,178,237.40
  4. Step 4: Simplify right side
    30,903,539,453.40x = 354,116,469,076,568,309,760
  5. Step 5: Solve for x
    x = 354,116,469,076,568,309,760/30,903,539,453.40
  6. Step 6: Final answer
    x = 11,458,767,356.10

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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.