Home / 969,029,870.40-1,453,733,762.40-416,331,230.40

Finding the Fourth Proportional to 969,029,870.40, 1,453,733,762.40 and 416,331,230.40

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Solution

The fourth proportional to 969,029,870.40, 1,453,733,762.40 and 416,331,230.40 is: 624,578,028.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,029,870.40 : 1,453,733,762.40 = 416,331,230.40 : x
  2. Step 2: Convert to fraction form
    969,029,870.40/1,453,733,762.40 = 416,331,230.40/x
  3. Step 3: Cross multiply
    969,029,870.40x = 1,453,733,762.40 × 416,331,230.40
  4. Step 4: Simplify right side
    969,029,870.40x = 605,234,765,974,013,312
  5. Step 5: Solve for x
    x = 605,234,765,974,013,312/969,029,870.40
  6. Step 6: Final answer
    x = 624,578,028.46

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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.