Home / 177,147,564.30-265,721,346.45-158,493,985.20

Finding the Fourth Proportional to 177,147,564.30, 265,721,346.45 and 158,493,985.20

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Solution

The fourth proportional to 177,147,564.30, 265,721,346.45 and 158,493,985.20 is: 237,740,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,564.30 : 265,721,346.45 = 158,493,985.20 : x
  2. Step 2: Convert to fraction form
    177,147,564.30/265,721,346.45 = 158,493,985.20/x
  3. Step 3: Cross multiply
    177,147,564.30x = 265,721,346.45 × 158,493,985.20
  4. Step 4: Simplify right side
    177,147,564.30x = 42,115,235,151,570,368
  5. Step 5: Solve for x
    x = 42,115,235,151,570,368/177,147,564.30
  6. Step 6: Final answer
    x = 237,740,977.80

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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.