Home / 1,025,307,979.24-1,415,152,634.34-623,336,314.21

Finding the Fourth Proportional to 1,025,307,979.24, 1,415,152,634.34 and 623,336,314.21

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Solution

The fourth proportional to 1,025,307,979.24, 1,415,152,634.34 and 623,336,314.21 is: 860,342,497.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,307,979.24 : 1,415,152,634.34 = 623,336,314.21 : x
  2. Step 2: Convert to fraction form
    1,025,307,979.24/1,415,152,634.34 = 623,336,314.21/x
  3. Step 3: Cross multiply
    1,025,307,979.24x = 1,415,152,634.34 × 623,336,314.21
  4. Step 4: Simplify right side
    1,025,307,979.24x = 882,116,027,134,067,456
  5. Step 5: Solve for x
    x = 882,116,027,134,067,456/1,025,307,979.24
  6. Step 6: Final answer
    x = 860,342,497.08

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Double scale
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1.5x scale

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.