Home / 463,663,999.60-695,495,999.40-327,615,103.60

Finding the Fourth Proportional to 463,663,999.60, 695,495,999.40 and 327,615,103.60

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Solution

The fourth proportional to 463,663,999.60, 695,495,999.40 and 327,615,103.60 is: 491,422,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,663,999.60 : 695,495,999.40 = 327,615,103.60 : x
  2. Step 2: Convert to fraction form
    463,663,999.60/695,495,999.40 = 327,615,103.60/x
  3. Step 3: Cross multiply
    463,663,999.60x = 695,495,999.40 × 327,615,103.60
  4. Step 4: Simplify right side
    463,663,999.60x = 227,854,993,896,816,544
  5. Step 5: Solve for x
    x = 227,854,993,896,816,544/463,663,999.60
  6. Step 6: Final answer
    x = 491,422,655.40

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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.