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Finding the Fourth Proportional to 157,603,676.40, 236,405,514.60 and 148,675,467.60

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Solution

The fourth proportional to 157,603,676.40, 236,405,514.60 and 148,675,467.60 is: 223,013,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,603,676.40 : 236,405,514.60 = 148,675,467.60 : x
  2. Step 2: Convert to fraction form
    157,603,676.40/236,405,514.60 = 148,675,467.60/x
  3. Step 3: Cross multiply
    157,603,676.40x = 236,405,514.60 × 148,675,467.60
  4. Step 4: Simplify right side
    157,603,676.40x = 35,147,700,426,373,624
  5. Step 5: Solve for x
    x = 35,147,700,426,373,624/157,603,676.40
  6. Step 6: Final answer
    x = 223,013,201.40

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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.