Home / 141,345,914.22-212,023,595.16-39,101,389.74

Finding the Fourth Proportional to 141,345,914.22, 212,023,595.16 and 39,101,389.74

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Solution

The fourth proportional to 141,345,914.22, 212,023,595.16 and 39,101,389.74 is: 58,653,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,345,914.22 : 212,023,595.16 = 39,101,389.74 : x
  2. Step 2: Convert to fraction form
    141,345,914.22/212,023,595.16 = 39,101,389.74/x
  3. Step 3: Cross multiply
    141,345,914.22x = 212,023,595.16 × 39,101,389.74
  4. Step 4: Simplify right side
    141,345,914.22x = 8,290,417,228,427,138
  5. Step 5: Solve for x
    x = 8,290,417,228,427,138/141,345,914.22
  6. Step 6: Final answer
    x = 58,653,391.39

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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.