Home / 141,140,431.77-211,687,165.73-42,748,745.34

Finding the Fourth Proportional to 141,140,431.77, 211,687,165.73 and 42,748,745.34

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Solution

The fourth proportional to 141,140,431.77, 211,687,165.73 and 42,748,745.34 is: 64,116,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,140,431.77 : 211,687,165.73 = 42,748,745.34 : x
  2. Step 2: Convert to fraction form
    141,140,431.77/211,687,165.73 = 42,748,745.34/x
  3. Step 3: Cross multiply
    141,140,431.77x = 211,687,165.73 × 42,748,745.34
  4. Step 4: Simplify right side
    141,140,431.77x = 9,049,360,739,645,018
  5. Step 5: Solve for x
    x = 9,049,360,739,645,018/141,140,431.77
  6. Step 6: Final answer
    x = 64,116,005.78

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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.