Home / 395,701,668,432.12-590,887,841,462.40-323,156,729,838.39

Finding the Fourth Proportional to 395,701,668,432.12, 590,887,841,462.40 and 323,156,729,838.39

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Solution

The fourth proportional to 395,701,668,432.12, 590,887,841,462.40 and 323,156,729,838.39 is: 482,558,952,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,701,668,432.12 : 590,887,841,462.40 = 323,156,729,838.39 : x
  2. Step 2: Convert to fraction form
    395,701,668,432.12/590,887,841,462.40 = 323,156,729,838.39/x
  3. Step 3: Cross multiply
    395,701,668,432.12x = 590,887,841,462.40 × 323,156,729,838.39
  4. Step 4: Simplify right side
    395,701,668,432.12x = 190,949,382,548,254,242,111,488
  5. Step 5: Solve for x
    x = 190,949,382,548,254,242,111,488/395,701,668,432.12
  6. Step 6: Final answer
    x = 482,558,952,315.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.