Home / 43,170,026.22-64,788,619.29-30,131,473.26

Finding the Fourth Proportional to 43,170,026.22, 64,788,619.29 and 30,131,473.26

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Solution

The fourth proportional to 43,170,026.22, 64,788,619.29 and 30,131,473.26 is: 45,220,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170,026.22 : 64,788,619.29 = 30,131,473.26 : x
  2. Step 2: Convert to fraction form
    43,170,026.22/64,788,619.29 = 30,131,473.26/x
  3. Step 3: Cross multiply
    43,170,026.22x = 64,788,619.29 × 30,131,473.26
  4. Step 4: Simplify right side
    43,170,026.22x = 1,952,176,549,688,955.25
  5. Step 5: Solve for x
    x = 1,952,176,549,688,955.25/43,170,026.22
  6. Step 6: Final answer
    x = 45,220,647.76

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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.