Home / 1,016,819,200.80-1,525,370,518.80-434,548,821.60

Finding the Fourth Proportional to 1,016,819,200.80, 1,525,370,518.80 and 434,548,821.60

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Solution

The fourth proportional to 1,016,819,200.80, 1,525,370,518.80 and 434,548,821.60 is: 651,883,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,819,200.80 : 1,525,370,518.80 = 434,548,821.60 : x
  2. Step 2: Convert to fraction form
    1,016,819,200.80/1,525,370,518.80 = 434,548,821.60/x
  3. Step 3: Cross multiply
    1,016,819,200.80x = 1,525,370,518.80 × 434,548,821.60
  4. Step 4: Simplify right side
    1,016,819,200.80x = 662,847,961,447,920,640
  5. Step 5: Solve for x
    x = 662,847,961,447,920,640/1,016,819,200.80
  6. Step 6: Final answer
    x = 651,883,796.97

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Double scale
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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.