Home / 79,190,695,932.87-109,285,231,579.23-43,063,841,277.38

Finding the Fourth Proportional to 79,190,695,932.87, 109,285,231,579.23 and 43,063,841,277.38

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Solution

The fourth proportional to 79,190,695,932.87, 109,285,231,579.23 and 43,063,841,277.38 is: 59,429,227,275.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,190,695,932.87 : 109,285,231,579.23 = 43,063,841,277.38 : x
  2. Step 2: Convert to fraction form
    79,190,695,932.87/109,285,231,579.23 = 43,063,841,277.38/x
  3. Step 3: Cross multiply
    79,190,695,932.87x = 109,285,231,579.23 × 43,063,841,277.38
  4. Step 4: Simplify right side
    79,190,695,932.87x = 4,706,241,866,689,130,528,768
  5. Step 5: Solve for x
    x = 4,706,241,866,689,130,528,768/79,190,695,932.87
  6. Step 6: Final answer
    x = 59,429,227,275.37

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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.