Home / 857,080,204.50-1,182,780,613.62-475,610,071.08

Finding the Fourth Proportional to 857,080,204.50, 1,182,780,613.62 and 475,610,071.08

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Solution

The fourth proportional to 857,080,204.50, 1,182,780,613.62 and 475,610,071.08 is: 656,347,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,080,204.50 : 1,182,780,613.62 = 475,610,071.08 : x
  2. Step 2: Convert to fraction form
    857,080,204.50/1,182,780,613.62 = 475,610,071.08/x
  3. Step 3: Cross multiply
    857,080,204.50x = 1,182,780,613.62 × 475,610,071.08
  4. Step 4: Simplify right side
    857,080,204.50x = 562,542,371,715,854,144
  5. Step 5: Solve for x
    x = 562,542,371,715,854,144/857,080,204.50
  6. Step 6: Final answer
    x = 656,347,409.22

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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.