Home / 1,009,907,999.10-1,514,484,085.05-354,605,816.70

Finding the Fourth Proportional to 1,009,907,999.10, 1,514,484,085.05 and 354,605,816.70

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Solution

The fourth proportional to 1,009,907,999.10, 1,514,484,085.05 and 354,605,816.70 is: 531,776,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,907,999.10 : 1,514,484,085.05 = 354,605,816.70 : x
  2. Step 2: Convert to fraction form
    1,009,907,999.10/1,514,484,085.05 = 354,605,816.70/x
  3. Step 3: Cross multiply
    1,009,907,999.10x = 1,514,484,085.05 × 354,605,816.70
  4. Step 4: Simplify right side
    1,009,907,999.10x = 537,044,865,858,307,456
  5. Step 5: Solve for x
    x = 537,044,865,858,307,456/1,009,907,999.10
  6. Step 6: Final answer
    x = 531,776,029.44

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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.