Home / 684,405,757.42-944,480,196.31-371,139,888.36

Finding the Fourth Proportional to 684,405,757.42, 944,480,196.31 and 371,139,888.36

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Solution

The fourth proportional to 684,405,757.42, 944,480,196.31 and 371,139,888.36 is: 512,173,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,405,757.42 : 944,480,196.31 = 371,139,888.36 : x
  2. Step 2: Convert to fraction form
    684,405,757.42/944,480,196.31 = 371,139,888.36/x
  3. Step 3: Cross multiply
    684,405,757.42x = 944,480,196.31 × 371,139,888.36
  4. Step 4: Simplify right side
    684,405,757.42x = 350,534,274,613,128,000
  5. Step 5: Solve for x
    x = 350,534,274,613,128,000/684,405,757.42
  6. Step 6: Final answer
    x = 512,173,182.08

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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.