Home / 230,030,486.90-344,982,883.65-82,450,539.70

Finding the Fourth Proportional to 230,030,486.90, 344,982,883.65 and 82,450,539.70

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Solution

The fourth proportional to 230,030,486.90, 344,982,883.65 and 82,450,539.70 is: 123,653,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,030,486.90 : 344,982,883.65 = 82,450,539.70 : x
  2. Step 2: Convert to fraction form
    230,030,486.90/344,982,883.65 = 82,450,539.70/x
  3. Step 3: Cross multiply
    230,030,486.90x = 344,982,883.65 × 82,450,539.70
  4. Step 4: Simplify right side
    230,030,486.90x = 28,444,024,943,033,160
  5. Step 5: Solve for x
    x = 28,444,024,943,033,160/230,030,486.90
  6. Step 6: Final answer
    x = 123,653,283.21

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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.