Home / 1,181,152,255.19-1,630,036,729.44-679,360,233.83

Finding the Fourth Proportional to 1,181,152,255.19, 1,630,036,729.44 and 679,360,233.83

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Solution

The fourth proportional to 1,181,152,255.19, 1,630,036,729.44 and 679,360,233.83 is: 937,543,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,152,255.19 : 1,630,036,729.44 = 679,360,233.83 : x
  2. Step 2: Convert to fraction form
    1,181,152,255.19/1,630,036,729.44 = 679,360,233.83/x
  3. Step 3: Cross multiply
    1,181,152,255.19x = 1,630,036,729.44 × 679,360,233.83
  4. Step 4: Simplify right side
    1,181,152,255.19x = 1,107,382,133,655,696,768
  5. Step 5: Solve for x
    x = 1,107,382,133,655,696,768/1,181,152,255.19
  6. Step 6: Final answer
    x = 937,543,935.42

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Double scale
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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.