Home / 868,483,233.60-1,302,724,850.40-384,753,825.60

Finding the Fourth Proportional to 868,483,233.60, 1,302,724,850.40 and 384,753,825.60

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Solution

The fourth proportional to 868,483,233.60, 1,302,724,850.40 and 384,753,825.60 is: 577,130,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,483,233.60 : 1,302,724,850.40 = 384,753,825.60 : x
  2. Step 2: Convert to fraction form
    868,483,233.60/1,302,724,850.40 = 384,753,825.60/x
  3. Step 3: Cross multiply
    868,483,233.60x = 1,302,724,850.40 × 384,753,825.60
  4. Step 4: Simplify right side
    868,483,233.60x = 501,228,369,895,587,776
  5. Step 5: Solve for x
    x = 501,228,369,895,587,776/868,483,233.60
  6. Step 6: Final answer
    x = 577,130,738.40

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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.