Home / 3,460,818,809.76-5,191,228,274.60-840,605,258.78

Finding the Fourth Proportional to 3,460,818,809.76, 5,191,228,274.60 and 840,605,258.78

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Solution

The fourth proportional to 3,460,818,809.76, 5,191,228,274.60 and 840,605,258.78 is: 1,260,907,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,818,809.76 : 5,191,228,274.60 = 840,605,258.78 : x
  2. Step 2: Convert to fraction form
    3,460,818,809.76/5,191,228,274.60 = 840,605,258.78/x
  3. Step 3: Cross multiply
    3,460,818,809.76x = 5,191,228,274.60 × 840,605,258.78
  4. Step 4: Simplify right side
    3,460,818,809.76x = 4,363,773,787,156,186,112
  5. Step 5: Solve for x
    x = 4,363,773,787,156,186,112/3,460,818,809.76
  6. Step 6: Final answer
    x = 1,260,907,902.73

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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.