Home / 5,719,185,401.60-8,578,778,102.40-3,542,403,065.60

Finding the Fourth Proportional to 5,719,185,401.60, 8,578,778,102.40 and 3,542,403,065.60

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Solution

The fourth proportional to 5,719,185,401.60, 8,578,778,102.40 and 3,542,403,065.60 is: 5,313,604,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719,185,401.60 : 8,578,778,102.40 = 3,542,403,065.60 : x
  2. Step 2: Convert to fraction form
    5,719,185,401.60/8,578,778,102.40 = 3,542,403,065.60/x
  3. Step 3: Cross multiply
    5,719,185,401.60x = 8,578,778,102.40 × 3,542,403,065.60
  4. Step 4: Simplify right side
    5,719,185,401.60x = 30,389,489,849,043,906,560
  5. Step 5: Solve for x
    x = 30,389,489,849,043,906,560/5,719,185,401.60
  6. Step 6: Final answer
    x = 5,313,604,598.40

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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.