Home / 196,248,314.76-270,824,490.40-108,145,465.18

Finding the Fourth Proportional to 196,248,314.76, 270,824,490.40 and 108,145,465.18

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Solution

The fourth proportional to 196,248,314.76, 270,824,490.40 and 108,145,465.18 is: 149,241,742.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,248,314.76 : 270,824,490.40 = 108,145,465.18 : x
  2. Step 2: Convert to fraction form
    196,248,314.76/270,824,490.40 = 108,145,465.18/x
  3. Step 3: Cross multiply
    196,248,314.76x = 270,824,490.40 × 108,145,465.18
  4. Step 4: Simplify right side
    196,248,314.76x = 29,288,440,496,444,444
  5. Step 5: Solve for x
    x = 29,288,440,496,444,444/196,248,314.76
  6. Step 6: Final answer
    x = 149,241,742.70

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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.