Home / 70,585,153.40-105,832,415.44-27,408,349.64

Finding the Fourth Proportional to 70,585,153.40, 105,832,415.44 and 27,408,349.64

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Solution

The fourth proportional to 70,585,153.40, 105,832,415.44 and 27,408,349.64 is: 41,094,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,585,153.40 : 105,832,415.44 = 27,408,349.64 : x
  2. Step 2: Convert to fraction form
    70,585,153.40/105,832,415.44 = 27,408,349.64/x
  3. Step 3: Cross multiply
    70,585,153.40x = 105,832,415.44 × 27,408,349.64
  4. Step 4: Simplify right side
    70,585,153.40x = 2,900,691,845,625,254.50
  5. Step 5: Solve for x
    x = 2,900,691,845,625,254.50/70,585,153.40
  6. Step 6: Final answer
    x = 41,094,928.69

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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.