Home / 670,559,290.21-1,005,762,315.75-179,310,868.56

Finding the Fourth Proportional to 670,559,290.21, 1,005,762,315.75 and 179,310,868.56

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Solution

The fourth proportional to 670,559,290.21, 1,005,762,315.75 and 179,310,868.56 is: 268,945,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,559,290.21 : 1,005,762,315.75 = 179,310,868.56 : x
  2. Step 2: Convert to fraction form
    670,559,290.21/1,005,762,315.75 = 179,310,868.56/x
  3. Step 3: Cross multiply
    670,559,290.21x = 1,005,762,315.75 × 179,310,868.56
  4. Step 4: Simplify right side
    670,559,290.21x = 180,344,114,401,386,016
  5. Step 5: Solve for x
    x = 180,344,114,401,386,016/670,559,290.21
  6. Step 6: Final answer
    x = 268,945,814.39

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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.