Home / 921,622,666.74-1,382,435,330.58-376,364,200.74

Finding the Fourth Proportional to 921,622,666.74, 1,382,435,330.58 and 376,364,200.74

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Solution

The fourth proportional to 921,622,666.74, 1,382,435,330.58 and 376,364,200.74 is: 564,546,844.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,622,666.74 : 1,382,435,330.58 = 376,364,200.74 : x
  2. Step 2: Convert to fraction form
    921,622,666.74/1,382,435,330.58 = 376,364,200.74/x
  3. Step 3: Cross multiply
    921,622,666.74x = 1,382,435,330.58 × 376,364,200.74
  4. Step 4: Simplify right side
    921,622,666.74x = 520,299,168,268,479,360
  5. Step 5: Solve for x
    x = 520,299,168,268,479,360/921,622,666.74
  6. Step 6: Final answer
    x = 564,546,844.44

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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.