Home / 345,452,372.37-476,723,582.73-196,773,437.16

Finding the Fourth Proportional to 345,452,372.37, 476,723,582.73 and 196,773,437.16

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Solution

The fourth proportional to 345,452,372.37, 476,723,582.73 and 196,773,437.16 is: 271,546,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,452,372.37 : 476,723,582.73 = 196,773,437.16 : x
  2. Step 2: Convert to fraction form
    345,452,372.37/476,723,582.73 = 196,773,437.16/x
  3. Step 3: Cross multiply
    345,452,372.37x = 476,723,582.73 × 196,773,437.16
  4. Step 4: Simplify right side
    345,452,372.37x = 93,806,537,949,011,712
  5. Step 5: Solve for x
    x = 93,806,537,949,011,712/345,452,372.37
  6. Step 6: Final answer
    x = 271,546,949.60

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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.