Home / 248,875,782.40-373,313,673.60-172,348,278.40

Finding the Fourth Proportional to 248,875,782.40, 373,313,673.60 and 172,348,278.40

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Solution

The fourth proportional to 248,875,782.40, 373,313,673.60 and 172,348,278.40 is: 258,522,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,875,782.40 : 373,313,673.60 = 172,348,278.40 : x
  2. Step 2: Convert to fraction form
    248,875,782.40/373,313,673.60 = 172,348,278.40/x
  3. Step 3: Cross multiply
    248,875,782.40x = 373,313,673.60 × 172,348,278.40
  4. Step 4: Simplify right side
    248,875,782.40x = 64,339,968,948,139,536
  5. Step 5: Solve for x
    x = 64,339,968,948,139,536/248,875,782.40
  6. Step 6: Final answer
    x = 258,522,417.60

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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.