Home / 708,590,077.80-1,062,885,116.70-248,362,171.80

Finding the Fourth Proportional to 708,590,077.80, 1,062,885,116.70 and 248,362,171.80

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Solution

The fourth proportional to 708,590,077.80, 1,062,885,116.70 and 248,362,171.80 is: 372,543,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,590,077.80 : 1,062,885,116.70 = 248,362,171.80 : x
  2. Step 2: Convert to fraction form
    708,590,077.80/1,062,885,116.70 = 248,362,171.80/x
  3. Step 3: Cross multiply
    708,590,077.80x = 1,062,885,116.70 × 248,362,171.80
  4. Step 4: Simplify right side
    708,590,077.80x = 263,980,455,957,508,480
  5. Step 5: Solve for x
    x = 263,980,455,957,508,480/708,590,077.80
  6. Step 6: Final answer
    x = 372,543,257.70

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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.