Home / 7,880,140,529,929.80-11,821,993,141,720-4,253,813,927,084

Finding the Fourth Proportional to 7,880,140,529,929.80, 11,821,993,141,720 and 4,253,813,927,084

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Solution

The fourth proportional to 7,880,140,529,929.80, 11,821,993,141,720 and 4,253,813,927,084 is: 6,381,683,027,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880,140,529,929.80 : 11,821,993,141,720 = 4,253,813,927,084 : x
  2. Step 2: Convert to fraction form
    7,880,140,529,929.80/11,821,993,141,720 = 4,253,813,927,084/x
  3. Step 3: Cross multiply
    7,880,140,529,929.80x = 11,821,993,141,720 × 4,253,813,927,084
  4. Step 4: Simplify right side
    7,880,140,529,929.80x = 50,288,559,072,140,064,232,308,736
  5. Step 5: Solve for x
    x = 50,288,559,072,140,064,232,308,736/7,880,140,529,929.80
  6. Step 6: Final answer
    x = 6,381,683,027,242.67

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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.