Home / 71,458,033,080.02-107,198,692,897.21-21,098,557,509.02

Finding the Fourth Proportional to 71,458,033,080.02, 107,198,692,897.21 and 21,098,557,509.02

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Solution

The fourth proportional to 71,458,033,080.02, 107,198,692,897.21 and 21,098,557,509.02 is: 31,651,274,034.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,458,033,080.02 : 107,198,692,897.21 = 21,098,557,509.02 : x
  2. Step 2: Convert to fraction form
    71,458,033,080.02/107,198,692,897.21 = 21,098,557,509.02/x
  3. Step 3: Cross multiply
    71,458,033,080.02x = 107,198,692,897.21 × 21,098,557,509.02
  4. Step 4: Simplify right side
    71,458,033,080.02x = 2,261,737,786,983,559,200,768
  5. Step 5: Solve for x
    x = 2,261,737,786,983,559,200,768/71,458,033,080.02
  6. Step 6: Final answer
    x = 31,651,274,034.52

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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.