Home / 1,128,200,650.40-1,692,300,975.60-934,330,973.60

Finding the Fourth Proportional to 1,128,200,650.40, 1,692,300,975.60 and 934,330,973.60

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Solution

The fourth proportional to 1,128,200,650.40, 1,692,300,975.60 and 934,330,973.60 is: 1,401,496,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,200,650.40 : 1,692,300,975.60 = 934,330,973.60 : x
  2. Step 2: Convert to fraction form
    1,128,200,650.40/1,692,300,975.60 = 934,330,973.60/x
  3. Step 3: Cross multiply
    1,128,200,650.40x = 1,692,300,975.60 × 934,330,973.60
  4. Step 4: Simplify right side
    1,128,200,650.40x = 1,581,169,218,156,577,792
  5. Step 5: Solve for x
    x = 1,581,169,218,156,577,792/1,128,200,650.40
  6. Step 6: Final answer
    x = 1,401,496,460.40

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Double scale
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Similar ratio
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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.