Home / 3,779,142,415.20-5,668,713,622.80-3,503,643,400.80

Finding the Fourth Proportional to 3,779,142,415.20, 5,668,713,622.80 and 3,503,643,400.80

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Solution

The fourth proportional to 3,779,142,415.20, 5,668,713,622.80 and 3,503,643,400.80 is: 5,255,465,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,142,415.20 : 5,668,713,622.80 = 3,503,643,400.80 : x
  2. Step 2: Convert to fraction form
    3,779,142,415.20/5,668,713,622.80 = 3,503,643,400.80/x
  3. Step 3: Cross multiply
    3,779,142,415.20x = 5,668,713,622.80 × 3,503,643,400.80
  4. Step 4: Simplify right side
    3,779,142,415.20x = 19,861,151,075,548,282,880
  5. Step 5: Solve for x
    x = 19,861,151,075,548,282,880/3,779,142,415.20
  6. Step 6: Final answer
    x = 5,255,465,101.20

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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.