Home / 707,389,857.55-1,059,724,837.09-395,551,668.75

Finding the Fourth Proportional to 707,389,857.55, 1,059,724,837.09 and 395,551,668.75

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Solution

The fourth proportional to 707,389,857.55, 1,059,724,837.09 and 395,551,668.75 is: 592,567,059.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,389,857.55 : 1,059,724,837.09 = 395,551,668.75 : x
  2. Step 2: Convert to fraction form
    707,389,857.55/1,059,724,837.09 = 395,551,668.75/x
  3. Step 3: Cross multiply
    707,389,857.55x = 1,059,724,837.09 × 395,551,668.75
  4. Step 4: Simplify right side
    707,389,857.55x = 419,175,927,719,495,040
  5. Step 5: Solve for x
    x = 419,175,927,719,495,040/707,389,857.55
  6. Step 6: Final answer
    x = 592,567,059.38

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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.