Home / 461,345,729.75-636,654,815.62-249,652,411.19

Finding the Fourth Proportional to 461,345,729.75, 636,654,815.62 and 249,652,411.19

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Solution

The fourth proportional to 461,345,729.75, 636,654,815.62 and 249,652,411.19 is: 344,519,087.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,345,729.75 : 636,654,815.62 = 249,652,411.19 : x
  2. Step 2: Convert to fraction form
    461,345,729.75/636,654,815.62 = 249,652,411.19/x
  3. Step 3: Cross multiply
    461,345,729.75x = 636,654,815.62 × 249,652,411.19
  4. Step 4: Simplify right side
    461,345,729.75x = 158,942,409,815,257,888
  5. Step 5: Solve for x
    x = 158,942,409,815,257,888/461,345,729.75
  6. Step 6: Final answer
    x = 344,519,087.46

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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.