Home / 611,914,653.63-844,401,820.03-344,031,779.25

Finding the Fourth Proportional to 611,914,653.63, 844,401,820.03 and 344,031,779.25

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Solution

The fourth proportional to 611,914,653.63, 844,401,820.03 and 344,031,779.25 is: 474,741,140.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,914,653.63 : 844,401,820.03 = 344,031,779.25 : x
  2. Step 2: Convert to fraction form
    611,914,653.63/844,401,820.03 = 344,031,779.25/x
  3. Step 3: Cross multiply
    611,914,653.63x = 844,401,820.03 × 344,031,779.25
  4. Step 4: Simplify right side
    611,914,653.63x = 290,501,060,545,999,104
  5. Step 5: Solve for x
    x = 290,501,060,545,999,104/611,914,653.63
  6. Step 6: Final answer
    x = 474,741,140.49

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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.