Home / 825,659,269.14-1,139,409,461.79-454,381,300.74

Finding the Fourth Proportional to 825,659,269.14, 1,139,409,461.79 and 454,381,300.74

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Solution

The fourth proportional to 825,659,269.14, 1,139,409,461.79 and 454,381,300.74 is: 627,046,013.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,659,269.14 : 1,139,409,461.79 = 454,381,300.74 : x
  2. Step 2: Convert to fraction form
    825,659,269.14/1,139,409,461.79 = 454,381,300.74/x
  3. Step 3: Cross multiply
    825,659,269.14x = 1,139,409,461.79 × 454,381,300.74
  4. Step 4: Simplify right side
    825,659,269.14x = 517,726,353,323,603,520
  5. Step 5: Solve for x
    x = 517,726,353,323,603,520/825,659,269.14
  6. Step 6: Final answer
    x = 627,046,013.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.