Home / 45,010,943,999.60-67,516,415,999.40-31,079,537,049.20

Finding the Fourth Proportional to 45,010,943,999.60, 67,516,415,999.40 and 31,079,537,049.20

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Solution

The fourth proportional to 45,010,943,999.60, 67,516,415,999.40 and 31,079,537,049.20 is: 46,619,305,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,010,943,999.60 : 67,516,415,999.40 = 31,079,537,049.20 : x
  2. Step 2: Convert to fraction form
    45,010,943,999.60/67,516,415,999.40 = 31,079,537,049.20/x
  3. Step 3: Cross multiply
    45,010,943,999.60x = 67,516,415,999.40 × 31,079,537,049.20
  4. Step 4: Simplify right side
    45,010,943,999.60x = 2,098,378,952,482,552,020,992
  5. Step 5: Solve for x
    x = 2,098,378,952,482,552,020,992/45,010,943,999.60
  6. Step 6: Final answer
    x = 46,619,305,573.80

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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.