Home / 492,579,118,848.89-738,599,327,076.43-391,127,407,071.69

Finding the Fourth Proportional to 492,579,118,848.89, 738,599,327,076.43 and 391,127,407,071.69

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Solution

The fourth proportional to 492,579,118,848.89, 738,599,327,076.43 and 391,127,407,071.69 is: 586,477,235,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,579,118,848.89 : 738,599,327,076.43 = 391,127,407,071.69 : x
  2. Step 2: Convert to fraction form
    492,579,118,848.89/738,599,327,076.43 = 391,127,407,071.69/x
  3. Step 3: Cross multiply
    492,579,118,848.89x = 738,599,327,076.43 × 391,127,407,071.69
  4. Step 4: Simplify right side
    492,579,118,848.89x = 288,886,439,664,299,160,895,488
  5. Step 5: Solve for x
    x = 288,886,439,664,299,160,895,488/492,579,118,848.89
  6. Step 6: Final answer
    x = 586,477,235,046.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.