Home / 153,825,459.40-230,738,189.10-148,450,688.20

Finding the Fourth Proportional to 153,825,459.40, 230,738,189.10 and 148,450,688.20

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Solution

The fourth proportional to 153,825,459.40, 230,738,189.10 and 148,450,688.20 is: 222,676,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,825,459.40 : 230,738,189.10 = 148,450,688.20 : x
  2. Step 2: Convert to fraction form
    153,825,459.40/230,738,189.10 = 148,450,688.20/x
  3. Step 3: Cross multiply
    153,825,459.40x = 230,738,189.10 × 148,450,688.20
  4. Step 4: Simplify right side
    153,825,459.40x = 34,253,242,965,916,736
  5. Step 5: Solve for x
    x = 34,253,242,965,916,736/153,825,459.40
  6. Step 6: Final answer
    x = 222,676,032.30

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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.