Home / 163,512,983.83-245,170,685.46-65,159,821.25

Finding the Fourth Proportional to 163,512,983.83, 245,170,685.46 and 65,159,821.25

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Solution

The fourth proportional to 163,512,983.83, 245,170,685.46 and 65,159,821.25 is: 97,700,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,512,983.83 : 245,170,685.46 = 65,159,821.25 : x
  2. Step 2: Convert to fraction form
    163,512,983.83/245,170,685.46 = 65,159,821.25/x
  3. Step 3: Cross multiply
    163,512,983.83x = 245,170,685.46 × 65,159,821.25
  4. Step 4: Simplify right side
    163,512,983.83x = 15,975,278,040,926,500
  5. Step 5: Solve for x
    x = 15,975,278,040,926,500/163,512,983.83
  6. Step 6: Final answer
    x = 97,700,364.01

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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.