Home / 945,900,138.30-1,305,956,405.43-846,608,938.62

Finding the Fourth Proportional to 945,900,138.30, 1,305,956,405.43 and 846,608,938.62

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Solution

The fourth proportional to 945,900,138.30, 1,305,956,405.43 and 846,608,938.62 is: 1,168,870,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,900,138.30 : 1,305,956,405.43 = 846,608,938.62 : x
  2. Step 2: Convert to fraction form
    945,900,138.30/1,305,956,405.43 = 846,608,938.62/x
  3. Step 3: Cross multiply
    945,900,138.30x = 1,305,956,405.43 × 846,608,938.62
  4. Step 4: Simplify right side
    945,900,138.30x = 1,105,634,366,285,082,752
  5. Step 5: Solve for x
    x = 1,105,634,366,285,082,752/945,900,138.30
  6. Step 6: Final answer
    x = 1,168,870,075.73

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1.5x scale

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.