Home / 1,038,713,373.70-1,558,165,842.10-339,209,175.68

Finding the Fourth Proportional to 1,038,713,373.70, 1,558,165,842.10 and 339,209,175.68

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Solution

The fourth proportional to 1,038,713,373.70, 1,558,165,842.10 and 339,209,175.68 is: 508,845,042.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,713,373.70 : 1,558,165,842.10 = 339,209,175.68 : x
  2. Step 2: Convert to fraction form
    1,038,713,373.70/1,558,165,842.10 = 339,209,175.68/x
  3. Step 3: Cross multiply
    1,038,713,373.70x = 1,558,165,842.10 × 339,209,175.68
  4. Step 4: Simplify right side
    1,038,713,373.70x = 528,544,150,867,662,080
  5. Step 5: Solve for x
    x = 528,544,150,867,662,080/1,038,713,373.70
  6. Step 6: Final answer
    x = 508,845,042.58

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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.