Home / 735,886,998.42-1,103,264,727.08-380,980,821.28

Finding the Fourth Proportional to 735,886,998.42, 1,103,264,727.08 and 380,980,821.28

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Solution

The fourth proportional to 735,886,998.42, 1,103,264,727.08 and 380,980,821.28 is: 571,178,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,886,998.42 : 1,103,264,727.08 = 380,980,821.28 : x
  2. Step 2: Convert to fraction form
    735,886,998.42/1,103,264,727.08 = 380,980,821.28/x
  3. Step 3: Cross multiply
    735,886,998.42x = 1,103,264,727.08 × 380,980,821.28
  4. Step 4: Simplify right side
    735,886,998.42x = 420,322,701,812,193,408
  5. Step 5: Solve for x
    x = 420,322,701,812,193,408/735,886,998.42
  6. Step 6: Final answer
    x = 571,178,323.19

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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.