Home / 709,576,005,858.31-1,064,364,021,084-172,350,346,236.39

Finding the Fourth Proportional to 709,576,005,858.31, 1,064,364,021,084 and 172,350,346,236.39

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Solution

The fourth proportional to 709,576,005,858.31, 1,064,364,021,084 and 172,350,346,236.39 is: 258,525,522,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,576,005,858.31 : 1,064,364,021,084 = 172,350,346,236.39 : x
  2. Step 2: Convert to fraction form
    709,576,005,858.31/1,064,364,021,084 = 172,350,346,236.39/x
  3. Step 3: Cross multiply
    709,576,005,858.31x = 1,064,364,021,084 × 172,350,346,236.39
  4. Step 4: Simplify right side
    709,576,005,858.31x = 183,443,507,555,383,705,075,712
  5. Step 5: Solve for x
    x = 183,443,507,555,383,705,075,712/709,576,005,858.31
  6. Step 6: Final answer
    x = 258,525,522,341.32

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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.