Home / 51,563,740,749.89-71,157,965,656.70-28,700,387,796.32

Finding the Fourth Proportional to 51,563,740,749.89, 71,157,965,656.70 and 28,700,387,796.32

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Solution

The fourth proportional to 51,563,740,749.89, 71,157,965,656.70 and 28,700,387,796.32 is: 39,606,537,063.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,563,740,749.89 : 71,157,965,656.70 = 28,700,387,796.32 : x
  2. Step 2: Convert to fraction form
    51,563,740,749.89/71,157,965,656.70 = 28,700,387,796.32/x
  3. Step 3: Cross multiply
    51,563,740,749.89x = 71,157,965,656.70 × 28,700,387,796.32
  4. Step 4: Simplify right side
    51,563,740,749.89x = 2,042,261,209,144,011,259,904
  5. Step 5: Solve for x
    x = 2,042,261,209,144,011,259,904/51,563,740,749.89
  6. Step 6: Final answer
    x = 39,606,537,063.52

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1.5x scale

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.