Home / 978,066,112,017.16-1,467,769,318,282.40-341,358,509,355.67

Finding the Fourth Proportional to 978,066,112,017.16, 1,467,769,318,282.40 and 341,358,509,355.67

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Solution

The fourth proportional to 978,066,112,017.16, 1,467,769,318,282.40 and 341,358,509,355.67 is: 512,271,655,679.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,066,112,017.16 : 1,467,769,318,282.40 = 341,358,509,355.67 : x
  2. Step 2: Convert to fraction form
    978,066,112,017.16/1,467,769,318,282.40 = 341,358,509,355.67/x
  3. Step 3: Cross multiply
    978,066,112,017.16x = 1,467,769,318,282.40 × 341,358,509,355.67
  4. Step 4: Simplify right side
    978,066,112,017.16x = 501,035,546,566,867,950,764,032
  5. Step 5: Solve for x
    x = 501,035,546,566,867,950,764,032/978,066,112,017.16
  6. Step 6: Final answer
    x = 512,271,655,679.32

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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.