Home / 989,684,000,686.82-1,483,724,887,349.60-309,412,193,812.22

Finding the Fourth Proportional to 989,684,000,686.82, 1,483,724,887,349.60 and 309,412,193,812.22

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Solution

The fourth proportional to 989,684,000,686.82, 1,483,724,887,349.60 and 309,412,193,812.22 is: 463,867,832,651.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,684,000,686.82 : 1,483,724,887,349.60 = 309,412,193,812.22 : x
  2. Step 2: Convert to fraction form
    989,684,000,686.82/1,483,724,887,349.60 = 309,412,193,812.22/x
  3. Step 3: Cross multiply
    989,684,000,686.82x = 1,483,724,887,349.60 × 309,412,193,812.22
  4. Step 4: Simplify right side
    989,684,000,686.82x = 459,082,572,408,628,717,813,760
  5. Step 5: Solve for x
    x = 459,082,572,408,628,717,813,760/989,684,000,686.82
  6. Step 6: Final answer
    x = 463,867,832,651.67

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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.