Home / 30,858,478,654,877-42,581,932,656,147-17,867,596,769,372

Finding the Fourth Proportional to 30,858,478,654,877, 42,581,932,656,147 and 17,867,596,769,372

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Solution

The fourth proportional to 30,858,478,654,877, 42,581,932,656,147 and 17,867,596,769,372 is: 24,655,680,886,599.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,858,478,654,877 : 42,581,932,656,147 = 17,867,596,769,372 : x
  2. Step 2: Convert to fraction form
    30,858,478,654,877/42,581,932,656,147 = 17,867,596,769,372/x
  3. Step 3: Cross multiply
    30,858,478,654,877x = 42,581,932,656,147 × 17,867,596,769,372
  4. Step 4: Simplify right side
    30,858,478,654,877x = 760,836,802,360,588,191,058,100,224
  5. Step 5: Solve for x
    x = 760,836,802,360,588,191,058,100,224/30,858,478,654,877
  6. Step 6: Final answer
    x = 24,655,680,886,599.46

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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.