Home / 391,140,690,629.40-586,711,035,944.10-391,140,690,629.40

Finding the Fourth Proportional to 391,140,690,629.40, 586,711,035,944.10 and 391,140,690,629.40

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Solution

The fourth proportional to 391,140,690,629.40, 586,711,035,944.10 and 391,140,690,629.40 is: 586,711,035,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,140,690,629.40 : 586,711,035,944.10 = 391,140,690,629.40 : x
  2. Step 2: Convert to fraction form
    391,140,690,629.40/586,711,035,944.10 = 391,140,690,629.40/x
  3. Step 3: Cross multiply
    391,140,690,629.40x = 586,711,035,944.10 × 391,140,690,629.40
  4. Step 4: Simplify right side
    391,140,690,629.40x = 229,486,559,799,066,008,485,888
  5. Step 5: Solve for x
    x = 229,486,559,799,066,008,485,888/391,140,690,629.40
  6. Step 6: Final answer
    x = 586,711,035,944.10

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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.