Home / 53,077,332,700.96-79,615,999,978.60-12,740,184,394.26

Finding the Fourth Proportional to 53,077,332,700.96, 79,615,999,978.60 and 12,740,184,394.26

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Solution

The fourth proportional to 53,077,332,700.96, 79,615,999,978.60 and 12,740,184,394.26 is: 19,110,276,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,077,332,700.96 : 79,615,999,978.60 = 12,740,184,394.26 : x
  2. Step 2: Convert to fraction form
    53,077,332,700.96/79,615,999,978.60 = 12,740,184,394.26/x
  3. Step 3: Cross multiply
    53,077,332,700.96x = 79,615,999,978.60 × 12,740,184,394.26
  4. Step 4: Simplify right side
    53,077,332,700.96x = 1,014,322,520,461,003,194,368
  5. Step 5: Solve for x
    x = 1,014,322,520,461,003,194,368/53,077,332,700.96
  6. Step 6: Final answer
    x = 19,110,276,813.94

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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.