Home / 705,738,542.40-1,058,607,813.60-448,095,945.60

Finding the Fourth Proportional to 705,738,542.40, 1,058,607,813.60 and 448,095,945.60

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Solution

The fourth proportional to 705,738,542.40, 1,058,607,813.60 and 448,095,945.60 is: 672,143,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,738,542.40 : 1,058,607,813.60 = 448,095,945.60 : x
  2. Step 2: Convert to fraction form
    705,738,542.40/1,058,607,813.60 = 448,095,945.60/x
  3. Step 3: Cross multiply
    705,738,542.40x = 1,058,607,813.60 × 448,095,945.60
  4. Step 4: Simplify right side
    705,738,542.40x = 474,357,869,254,640,576
  5. Step 5: Solve for x
    x = 474,357,869,254,640,576/705,738,542.40
  6. Step 6: Final answer
    x = 672,143,918.40

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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.