Home / 70,614,928.44-97,492,077.06-55,989,672.12

Finding the Fourth Proportional to 70,614,928.44, 97,492,077.06 and 55,989,672.12

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Solution

The fourth proportional to 70,614,928.44, 97,492,077.06 and 55,989,672.12 is: 77,300,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,614,928.44 : 97,492,077.06 = 55,989,672.12 : x
  2. Step 2: Convert to fraction form
    70,614,928.44/97,492,077.06 = 55,989,672.12/x
  3. Step 3: Cross multiply
    70,614,928.44x = 97,492,077.06 × 55,989,672.12
  4. Step 4: Simplify right side
    70,614,928.44x = 5,458,549,428,887,173
  5. Step 5: Solve for x
    x = 5,458,549,428,887,173/70,614,928.44
  6. Step 6: Final answer
    x = 77,300,218.94

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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.