Home / 246,968,896.32-340,817,564.10-135,460,644.78

Finding the Fourth Proportional to 246,968,896.32, 340,817,564.10 and 135,460,644.78

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Solution

The fourth proportional to 246,968,896.32, 340,817,564.10 and 135,460,644.78 is: 186,935,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,968,896.32 : 340,817,564.10 = 135,460,644.78 : x
  2. Step 2: Convert to fraction form
    246,968,896.32/340,817,564.10 = 135,460,644.78/x
  3. Step 3: Cross multiply
    246,968,896.32x = 340,817,564.10 × 135,460,644.78
  4. Step 4: Simplify right side
    246,968,896.32x = 46,167,366,985,334,984
  5. Step 5: Solve for x
    x = 46,167,366,985,334,984/246,968,896.32
  6. Step 6: Final answer
    x = 186,935,957.01

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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.