Home / 1,084,828,300.38-1,497,381,660.54-708,542,413.20

Finding the Fourth Proportional to 1,084,828,300.38, 1,497,381,660.54 and 708,542,413.20

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Solution

The fourth proportional to 1,084,828,300.38, 1,497,381,660.54 and 708,542,413.20 is: 977,996,623.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,828,300.38 : 1,497,381,660.54 = 708,542,413.20 : x
  2. Step 2: Convert to fraction form
    1,084,828,300.38/1,497,381,660.54 = 708,542,413.20/x
  3. Step 3: Cross multiply
    1,084,828,300.38x = 1,497,381,660.54 × 708,542,413.20
  4. Step 4: Simplify right side
    1,084,828,300.38x = 1,060,958,415,240,434,816
  5. Step 5: Solve for x
    x = 1,060,958,415,240,434,816/1,084,828,300.38
  6. Step 6: Final answer
    x = 977,996,623.86

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Half scale
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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.