Home / 738,509,050.45-1,019,166,797.92-403,973,917.26

Finding the Fourth Proportional to 738,509,050.45, 1,019,166,797.92 and 403,973,917.26

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Solution

The fourth proportional to 738,509,050.45, 1,019,166,797.92 and 403,973,917.26 is: 557,497,302.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,509,050.45 : 1,019,166,797.92 = 403,973,917.26 : x
  2. Step 2: Convert to fraction form
    738,509,050.45/1,019,166,797.92 = 403,973,917.26/x
  3. Step 3: Cross multiply
    738,509,050.45x = 1,019,166,797.92 × 403,973,917.26
  4. Step 4: Simplify right side
    738,509,050.45x = 411,716,803,697,073,216
  5. Step 5: Solve for x
    x = 411,716,803,697,073,216/738,509,050.45
  6. Step 6: Final answer
    x = 557,497,302.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.