Home / 524,957,680,526.25-724,558,142,100-319,148,188,032.63

Finding the Fourth Proportional to 524,957,680,526.25, 724,558,142,100 and 319,148,188,032.63

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Solution

The fourth proportional to 524,957,680,526.25, 724,558,142,100 and 319,148,188,032.63 is: 440,495,351,822.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,957,680,526.25 : 724,558,142,100 = 319,148,188,032.63 : x
  2. Step 2: Convert to fraction form
    524,957,680,526.25/724,558,142,100 = 319,148,188,032.63/x
  3. Step 3: Cross multiply
    524,957,680,526.25x = 724,558,142,100 × 319,148,188,032.63
  4. Step 4: Simplify right side
    524,957,680,526.25x = 231,241,418,175,503,845,556,224
  5. Step 5: Solve for x
    x = 231,241,418,175,503,845,556,224/524,957,680,526.25
  6. Step 6: Final answer
    x = 440,495,351,822.82

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Double scale
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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.