Home / 468,141,021.65-646,034,598.01-259,310,616.36

Finding the Fourth Proportional to 468,141,021.65, 646,034,598.01 and 259,310,616.36

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Solution

The fourth proportional to 468,141,021.65, 646,034,598.01 and 259,310,616.36 is: 357,848,644.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,141,021.65 : 646,034,598.01 = 259,310,616.36 : x
  2. Step 2: Convert to fraction form
    468,141,021.65/646,034,598.01 = 259,310,616.36/x
  3. Step 3: Cross multiply
    468,141,021.65x = 646,034,598.01 × 259,310,616.36
  4. Step 4: Simplify right side
    468,141,021.65x = 167,523,629,799,209,664
  5. Step 5: Solve for x
    x = 167,523,629,799,209,664/468,141,021.65
  6. Step 6: Final answer
    x = 357,848,644.01

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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.