Home / 1,156,688,004.80-1,735,251,933-380,557,396.64

Finding the Fourth Proportional to 1,156,688,004.80, 1,735,251,933 and 380,557,396.64

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Solution

The fourth proportional to 1,156,688,004.80, 1,735,251,933 and 380,557,396.64 is: 570,908,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,688,004.80 : 1,735,251,933 = 380,557,396.64 : x
  2. Step 2: Convert to fraction form
    1,156,688,004.80/1,735,251,933 = 380,557,396.64/x
  3. Step 3: Cross multiply
    1,156,688,004.80x = 1,735,251,933 × 380,557,396.64
  4. Step 4: Simplify right side
    1,156,688,004.80x = 660,362,958,137,007,744
  5. Step 5: Solve for x
    x = 660,362,958,137,007,744/1,156,688,004.80
  6. Step 6: Final answer
    x = 570,908,451.89

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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.