Home / 98,701,199.36-136,211,912.36-54,648,199.16

Finding the Fourth Proportional to 98,701,199.36, 136,211,912.36 and 54,648,199.16

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Solution

The fourth proportional to 98,701,199.36, 136,211,912.36 and 54,648,199.16 is: 75,416,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,701,199.36 : 136,211,912.36 = 54,648,199.16 : x
  2. Step 2: Convert to fraction form
    98,701,199.36/136,211,912.36 = 54,648,199.16/x
  3. Step 3: Cross multiply
    98,701,199.36x = 136,211,912.36 × 54,648,199.16
  4. Step 4: Simplify right side
    98,701,199.36x = 7,443,735,714,613,746
  5. Step 5: Solve for x
    x = 7,443,735,714,613,746/98,701,199.36
  6. Step 6: Final answer
    x = 75,416,871.96

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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.