Home / 248,254,489.03-342,578,533.31-136,742,929.33

Finding the Fourth Proportional to 248,254,489.03, 342,578,533.31 and 136,742,929.33

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Solution

The fourth proportional to 248,254,489.03, 342,578,533.31 and 136,742,929.33 is: 188,698,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,254,489.03 : 342,578,533.31 = 136,742,929.33 : x
  2. Step 2: Convert to fraction form
    248,254,489.03/342,578,533.31 = 136,742,929.33/x
  3. Step 3: Cross multiply
    248,254,489.03x = 342,578,533.31 × 136,742,929.33
  4. Step 4: Simplify right side
    248,254,489.03x = 46,845,192,169,700,672
  5. Step 5: Solve for x
    x = 46,845,192,169,700,672/248,254,489.03
  6. Step 6: Final answer
    x = 188,698,268.27

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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.