Home / 1,078,046,647.80-1,487,708,857.89-583,009,356.30

Finding the Fourth Proportional to 1,078,046,647.80, 1,487,708,857.89 and 583,009,356.30

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Solution

The fourth proportional to 1,078,046,647.80, 1,487,708,857.89 and 583,009,356.30 is: 804,555,336.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,046,647.80 : 1,487,708,857.89 = 583,009,356.30 : x
  2. Step 2: Convert to fraction form
    1,078,046,647.80/1,487,708,857.89 = 583,009,356.30/x
  3. Step 3: Cross multiply
    1,078,046,647.80x = 1,487,708,857.89 × 583,009,356.30
  4. Step 4: Simplify right side
    1,078,046,647.80x = 867,348,183,600,257,024
  5. Step 5: Solve for x
    x = 867,348,183,600,257,024/1,078,046,647.80
  6. Step 6: Final answer
    x = 804,555,336.61

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Double scale
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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.