Home / 670,314,237.27-925,161,713.73-443,853,790.48

Finding the Fourth Proportional to 670,314,237.27, 925,161,713.73 and 443,853,790.48

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Solution

The fourth proportional to 670,314,237.27, 925,161,713.73 and 443,853,790.48 is: 612,603,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,314,237.27 : 925,161,713.73 = 443,853,790.48 : x
  2. Step 2: Convert to fraction form
    670,314,237.27/925,161,713.73 = 443,853,790.48/x
  3. Step 3: Cross multiply
    670,314,237.27x = 925,161,713.73 × 443,853,790.48
  4. Step 4: Simplify right side
    670,314,237.27x = 410,636,533,446,033,216
  5. Step 5: Solve for x
    x = 410,636,533,446,033,216/670,314,237.27
  6. Step 6: Final answer
    x = 612,603,030.96

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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.