Home / 1,135,435,603.71-1,703,142,051.24-359,081,396.67

Finding the Fourth Proportional to 1,135,435,603.71, 1,703,142,051.24 and 359,081,396.67

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Solution

The fourth proportional to 1,135,435,603.71, 1,703,142,051.24 and 359,081,396.67 is: 538,618,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,435,603.71 : 1,703,142,051.24 = 359,081,396.67 : x
  2. Step 2: Convert to fraction form
    1,135,435,603.71/1,703,142,051.24 = 359,081,396.67/x
  3. Step 3: Cross multiply
    1,135,435,603.71x = 1,703,142,051.24 × 359,081,396.67
  4. Step 4: Simplify right side
    1,135,435,603.71x = 611,566,626,486,667,904
  5. Step 5: Solve for x
    x = 611,566,626,486,667,904/1,135,435,603.71
  6. Step 6: Final answer
    x = 538,618,504.20

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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.