Home / 411,036,620.95-616,554,931.43-104,328,733.83

Finding the Fourth Proportional to 411,036,620.95, 616,554,931.43 and 104,328,733.83

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Solution

The fourth proportional to 411,036,620.95, 616,554,931.43 and 104,328,733.83 is: 156,493,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,036,620.95 : 616,554,931.43 = 104,328,733.83 : x
  2. Step 2: Convert to fraction form
    411,036,620.95/616,554,931.43 = 104,328,733.83/x
  3. Step 3: Cross multiply
    411,036,620.95x = 616,554,931.43 × 104,328,733.83
  4. Step 4: Simplify right side
    411,036,620.95x = 64,324,395,332,734,368
  5. Step 5: Solve for x
    x = 64,324,395,332,734,368/411,036,620.95
  6. Step 6: Final answer
    x = 156,493,100.75

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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.