Home / 1,174,842,647.72-1,762,072,405.92-345,602,357.17

Finding the Fourth Proportional to 1,174,842,647.72, 1,762,072,405.92 and 345,602,357.17

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Solution

The fourth proportional to 1,174,842,647.72, 1,762,072,405.92 and 345,602,357.17 is: 518,347,183.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,842,647.72 : 1,762,072,405.92 = 345,602,357.17 : x
  2. Step 2: Convert to fraction form
    1,174,842,647.72/1,762,072,405.92 = 345,602,357.17/x
  3. Step 3: Cross multiply
    1,174,842,647.72x = 1,762,072,405.92 × 345,602,357.17
  4. Step 4: Simplify right side
    1,174,842,647.72x = 608,976,376,985,760,000
  5. Step 5: Solve for x
    x = 608,976,376,985,760,000/1,174,842,647.72
  6. Step 6: Final answer
    x = 518,347,183.06

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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.