Home / 71,570,860.17-98,775,803.67-43,328,799.80

Finding the Fourth Proportional to 71,570,860.17, 98,775,803.67 and 43,328,799.80

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Solution

The fourth proportional to 71,570,860.17, 98,775,803.67 and 43,328,799.80 is: 59,798,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,570,860.17 : 98,775,803.67 = 43,328,799.80 : x
  2. Step 2: Convert to fraction form
    71,570,860.17/98,775,803.67 = 43,328,799.80/x
  3. Step 3: Cross multiply
    71,570,860.17x = 98,775,803.67 × 43,328,799.80
  4. Step 4: Simplify right side
    71,570,860.17x = 4,279,837,022,571,196.50
  5. Step 5: Solve for x
    x = 4,279,837,022,571,196.50/71,570,860.17
  6. Step 6: Final answer
    x = 59,798,596.98

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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.