Home / 1,236,133,268.06-1,705,863,509.28-679,252,187.39

Finding the Fourth Proportional to 1,236,133,268.06, 1,705,863,509.28 and 679,252,187.39

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Solution

The fourth proportional to 1,236,133,268.06, 1,705,863,509.28 and 679,252,187.39 is: 937,367,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,133,268.06 : 1,705,863,509.28 = 679,252,187.39 : x
  2. Step 2: Convert to fraction form
    1,236,133,268.06/1,705,863,509.28 = 679,252,187.39/x
  3. Step 3: Cross multiply
    1,236,133,268.06x = 1,705,863,509.28 × 679,252,187.39
  4. Step 4: Simplify right side
    1,236,133,268.06x = 1,158,711,520,058,692,096
  5. Step 5: Solve for x
    x = 1,158,711,520,058,692,096/1,236,133,268.06
  6. Step 6: Final answer
    x = 937,367,798.44

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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.