Home / 98,803,880.85-136,350,157.17-54,751,615.86

Finding the Fourth Proportional to 98,803,880.85, 136,350,157.17 and 54,751,615.86

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Solution

The fourth proportional to 98,803,880.85, 136,350,157.17 and 54,751,615.86 is: 75,557,674.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,803,880.85 : 136,350,157.17 = 54,751,615.86 : x
  2. Step 2: Convert to fraction form
    98,803,880.85/136,350,157.17 = 54,751,615.86/x
  3. Step 3: Cross multiply
    98,803,880.85x = 136,350,157.17 × 54,751,615.86
  4. Step 4: Simplify right side
    98,803,880.85x = 7,465,391,427,822,464
  5. Step 5: Solve for x
    x = 7,465,391,427,822,464/98,803,880.85
  6. Step 6: Final answer
    x = 75,557,674.09

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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.