Home / 357,151,329.57-535,518,486.79-138,546,229.65

Finding the Fourth Proportional to 357,151,329.57, 535,518,486.79 and 138,546,229.65

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Solution

The fourth proportional to 357,151,329.57, 535,518,486.79 and 138,546,229.65 is: 207,738,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,151,329.57 : 535,518,486.79 = 138,546,229.65 : x
  2. Step 2: Convert to fraction form
    357,151,329.57/535,518,486.79 = 138,546,229.65/x
  3. Step 3: Cross multiply
    357,151,329.57x = 535,518,486.79 × 138,546,229.65
  4. Step 4: Simplify right side
    357,151,329.57x = 74,194,067,249,950,240
  5. Step 5: Solve for x
    x = 74,194,067,249,950,240/357,151,329.57
  6. Step 6: Final answer
    x = 207,738,460.16

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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.