Home / 1,966,058,716.80-2,947,104,028.80-981,971,702.40

Finding the Fourth Proportional to 1,966,058,716.80, 2,947,104,028.80 and 981,971,702.40

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Solution

The fourth proportional to 1,966,058,716.80, 2,947,104,028.80 and 981,971,702.40 is: 1,471,966,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,058,716.80 : 2,947,104,028.80 = 981,971,702.40 : x
  2. Step 2: Convert to fraction form
    1,966,058,716.80/2,947,104,028.80 = 981,971,702.40/x
  3. Step 3: Cross multiply
    1,966,058,716.80x = 2,947,104,028.80 × 981,971,702.40
  4. Step 4: Simplify right side
    1,966,058,716.80x = 2,893,972,760,310,634,496
  5. Step 5: Solve for x
    x = 2,893,972,760,310,634,496/1,966,058,716.80
  6. Step 6: Final answer
    x = 1,471,966,597.73

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1.5x scale

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.