Home / 861,927,735,803.72-1,292,892,848,034.70-351,986,502,888.82

Finding the Fourth Proportional to 861,927,735,803.72, 1,292,892,848,034.70 and 351,986,502,888.82

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Solution

The fourth proportional to 861,927,735,803.72, 1,292,892,848,034.70 and 351,986,502,888.82 is: 527,980,262,481.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,927,735,803.72 : 1,292,892,848,034.70 = 351,986,502,888.82 : x
  2. Step 2: Convert to fraction form
    861,927,735,803.72/1,292,892,848,034.70 = 351,986,502,888.82/x
  3. Step 3: Cross multiply
    861,927,735,803.72x = 1,292,892,848,034.70 × 351,986,502,888.82
  4. Step 4: Simplify right side
    861,927,735,803.72x = 455,080,832,189,700,673,372,160
  5. Step 5: Solve for x
    x = 455,080,832,189,700,673,372,160/861,927,735,803.72
  6. Step 6: Final answer
    x = 527,980,262,481.46

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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.