Home / 157,464,166.90-236,196,250.35-99,785,103.70

Finding the Fourth Proportional to 157,464,166.90, 236,196,250.35 and 99,785,103.70

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Solution

The fourth proportional to 157,464,166.90, 236,196,250.35 and 99,785,103.70 is: 149,677,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,166.90 : 236,196,250.35 = 99,785,103.70 : x
  2. Step 2: Convert to fraction form
    157,464,166.90/236,196,250.35 = 99,785,103.70/x
  3. Step 3: Cross multiply
    157,464,166.90x = 236,196,250.35 × 99,785,103.70
  4. Step 4: Simplify right side
    157,464,166.90x = 23,568,867,334,725,912
  5. Step 5: Solve for x
    x = 23,568,867,334,725,912/157,464,166.90
  6. Step 6: Final answer
    x = 149,677,655.55

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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.