Home / 507,852,147.25-700,127,516.84-340,618,293.37

Finding the Fourth Proportional to 507,852,147.25, 700,127,516.84 and 340,618,293.37

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Solution

The fourth proportional to 507,852,147.25, 700,127,516.84 and 340,618,293.37 is: 469,578,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,852,147.25 : 700,127,516.84 = 340,618,293.37 : x
  2. Step 2: Convert to fraction form
    507,852,147.25/700,127,516.84 = 340,618,293.37/x
  3. Step 3: Cross multiply
    507,852,147.25x = 700,127,516.84 × 340,618,293.37
  4. Step 4: Simplify right side
    507,852,147.25x = 238,476,239,924,571,776
  5. Step 5: Solve for x
    x = 238,476,239,924,571,776/507,852,147.25
  6. Step 6: Final answer
    x = 469,578,087.28

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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.