Home / 5,219,500,219.20-7,829,250,328.80-1,772,928,187.20

Finding the Fourth Proportional to 5,219,500,219.20, 7,829,250,328.80 and 1,772,928,187.20

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Solution

The fourth proportional to 5,219,500,219.20, 7,829,250,328.80 and 1,772,928,187.20 is: 2,659,392,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219,500,219.20 : 7,829,250,328.80 = 1,772,928,187.20 : x
  2. Step 2: Convert to fraction form
    5,219,500,219.20/7,829,250,328.80 = 1,772,928,187.20/x
  3. Step 3: Cross multiply
    5,219,500,219.20x = 7,829,250,328.80 × 1,772,928,187.20
  4. Step 4: Simplify right side
    5,219,500,219.20x = 13,880,698,592,574,388,224
  5. Step 5: Solve for x
    x = 13,880,698,592,574,388,224/5,219,500,219.20
  6. Step 6: Final answer
    x = 2,659,392,280.80

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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.