Home / 438,290,748.93-604,841,823.06-237,347,973.78

Finding the Fourth Proportional to 438,290,748.93, 604,841,823.06 and 237,347,973.78

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Solution

The fourth proportional to 438,290,748.93, 604,841,823.06 and 237,347,973.78 is: 327,540,523.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,290,748.93 : 604,841,823.06 = 237,347,973.78 : x
  2. Step 2: Convert to fraction form
    438,290,748.93/604,841,823.06 = 237,347,973.78/x
  3. Step 3: Cross multiply
    438,290,748.93x = 604,841,823.06 × 237,347,973.78
  4. Step 4: Simplify right side
    438,290,748.93x = 143,557,981,160,692,272
  5. Step 5: Solve for x
    x = 143,557,981,160,692,272/438,290,748.93
  6. Step 6: Final answer
    x = 327,540,523.07

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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.