Home / 1,275,508,973.40-1,913,263,460.10-967,131,475.80

Finding the Fourth Proportional to 1,275,508,973.40, 1,913,263,460.10 and 967,131,475.80

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Solution

The fourth proportional to 1,275,508,973.40, 1,913,263,460.10 and 967,131,475.80 is: 1,450,697,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,508,973.40 : 1,913,263,460.10 = 967,131,475.80 : x
  2. Step 2: Convert to fraction form
    1,275,508,973.40/1,913,263,460.10 = 967,131,475.80/x
  3. Step 3: Cross multiply
    1,275,508,973.40x = 1,913,263,460.10 × 967,131,475.80
  4. Step 4: Simplify right side
    1,275,508,973.40x = 1,850,377,313,760,727,296
  5. Step 5: Solve for x
    x = 1,850,377,313,760,727,296/1,275,508,973.40
  6. Step 6: Final answer
    x = 1,450,697,213.70

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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.