Home / 462,250,788.52-637,946,444.58-253,447,287.47

Finding the Fourth Proportional to 462,250,788.52, 637,946,444.58 and 253,447,287.47

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Solution

The fourth proportional to 462,250,788.52, 637,946,444.58 and 253,447,287.47 is: 349,779,383.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,250,788.52 : 637,946,444.58 = 253,447,287.47 : x
  2. Step 2: Convert to fraction form
    462,250,788.52/637,946,444.58 = 253,447,287.47/x
  3. Step 3: Cross multiply
    462,250,788.52x = 637,946,444.58 × 253,447,287.47
  4. Step 4: Simplify right side
    462,250,788.52x = 161,685,795,930,299,008
  5. Step 5: Solve for x
    x = 161,685,795,930,299,008/462,250,788.52
  6. Step 6: Final answer
    x = 349,779,383.71

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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.