Home / 53,077,332,701.34-79,615,999,979.17-12,740,184,394.64

Finding the Fourth Proportional to 53,077,332,701.34, 79,615,999,979.17 and 12,740,184,394.64

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Solution

The fourth proportional to 53,077,332,701.34, 79,615,999,979.17 and 12,740,184,394.64 is: 19,110,276,814.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,077,332,701.34 : 79,615,999,979.17 = 12,740,184,394.64 : x
  2. Step 2: Convert to fraction form
    53,077,332,701.34/79,615,999,979.17 = 12,740,184,394.64/x
  3. Step 3: Cross multiply
    53,077,332,701.34x = 79,615,999,979.17 × 12,740,184,394.64
  4. Step 4: Simplify right side
    53,077,332,701.34x = 1,014,322,520,498,136,809,472
  5. Step 5: Solve for x
    x = 1,014,322,520,498,136,809,472/53,077,332,701.34
  6. Step 6: Final answer
    x = 19,110,276,814.50

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1.5x scale

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.