Home / 680,713,636.88-1,021,367,452.37-238,373,798.10

Finding the Fourth Proportional to 680,713,636.88, 1,021,367,452.37 and 238,373,798.10

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Solution

The fourth proportional to 680,713,636.88, 1,021,367,452.37 and 238,373,798.10 is: 357,664,700.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,713,636.88 : 1,021,367,452.37 = 238,373,798.10 : x
  2. Step 2: Convert to fraction form
    680,713,636.88/1,021,367,452.37 = 238,373,798.10/x
  3. Step 3: Cross multiply
    680,713,636.88x = 1,021,367,452.37 × 238,373,798.10
  4. Step 4: Simplify right side
    680,713,636.88x = 243,467,238,875,965,888
  5. Step 5: Solve for x
    x = 243,467,238,875,965,888/680,713,636.88
  6. Step 6: Final answer
    x = 357,664,700.23

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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.