Home / 644,977,728,042.40-967,466,592,063.60-314,751,785,514.40

Finding the Fourth Proportional to 644,977,728,042.40, 967,466,592,063.60 and 314,751,785,514.40

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Solution

The fourth proportional to 644,977,728,042.40, 967,466,592,063.60 and 314,751,785,514.40 is: 472,127,678,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,977,728,042.40 : 967,466,592,063.60 = 314,751,785,514.40 : x
  2. Step 2: Convert to fraction form
    644,977,728,042.40/967,466,592,063.60 = 314,751,785,514.40/x
  3. Step 3: Cross multiply
    644,977,728,042.40x = 967,466,592,063.60 × 314,751,785,514.40
  4. Step 4: Simplify right side
    644,977,728,042.40x = 304,511,837,277,549,785,776,128
  5. Step 5: Solve for x
    x = 304,511,837,277,549,785,776,128/644,977,728,042.40
  6. Step 6: Final answer
    x = 472,127,678,271.60

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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.