Home / 6,970,752,021.60-10,456,128,032.40-4,390,861,845.60

Finding the Fourth Proportional to 6,970,752,021.60, 10,456,128,032.40 and 4,390,861,845.60

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Solution

The fourth proportional to 6,970,752,021.60, 10,456,128,032.40 and 4,390,861,845.60 is: 6,586,292,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,752,021.60 : 10,456,128,032.40 = 4,390,861,845.60 : x
  2. Step 2: Convert to fraction form
    6,970,752,021.60/10,456,128,032.40 = 4,390,861,845.60/x
  3. Step 3: Cross multiply
    6,970,752,021.60x = 10,456,128,032.40 × 4,390,861,845.60
  4. Step 4: Simplify right side
    6,970,752,021.60x = 45,911,413,630,173,765,632
  5. Step 5: Solve for x
    x = 45,911,413,630,173,765,632/6,970,752,021.60
  6. Step 6: Final answer
    x = 6,586,292,768.40

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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.