Home / 103,129,021,346.28-154,693,495,610.01-27,580,208,494.25

Finding the Fourth Proportional to 103,129,021,346.28, 154,693,495,610.01 and 27,580,208,494.25

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Solution

The fourth proportional to 103,129,021,346.28, 154,693,495,610.01 and 27,580,208,494.25 is: 41,370,303,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,129,021,346.28 : 154,693,495,610.01 = 27,580,208,494.25 : x
  2. Step 2: Convert to fraction form
    103,129,021,346.28/154,693,495,610.01 = 27,580,208,494.25/x
  3. Step 3: Cross multiply
    103,129,021,346.28x = 154,693,495,610.01 × 27,580,208,494.25
  4. Step 4: Simplify right side
    103,129,021,346.28x = 4,266,478,861,627,649,687,552
  5. Step 5: Solve for x
    x = 4,266,478,861,627,649,687,552/103,129,021,346.28
  6. Step 6: Final answer
    x = 41,370,303,004.25

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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.