Home / 538,776,570,478.24-743,516,303,892.30-307,301,814,580.54

Finding the Fourth Proportional to 538,776,570,478.24, 743,516,303,892.30 and 307,301,814,580.54

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Solution

The fourth proportional to 538,776,570,478.24, 743,516,303,892.30 and 307,301,814,580.54 is: 424,079,148,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,776,570,478.24 : 743,516,303,892.30 = 307,301,814,580.54 : x
  2. Step 2: Convert to fraction form
    538,776,570,478.24/743,516,303,892.30 = 307,301,814,580.54/x
  3. Step 3: Cross multiply
    538,776,570,478.24x = 743,516,303,892.30 × 307,301,814,580.54
  4. Step 4: Simplify right side
    538,776,570,478.24x = 228,483,909,356,319,999,524,864
  5. Step 5: Solve for x
    x = 228,483,909,356,319,999,524,864/538,776,570,478.24
  6. Step 6: Final answer
    x = 424,079,148,715.60

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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.