Home / 461,345,728.75-636,654,814.25-249,652,410.19

Finding the Fourth Proportional to 461,345,728.75, 636,654,814.25 and 249,652,410.19

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Solution

The fourth proportional to 461,345,728.75, 636,654,814.25 and 249,652,410.19 is: 344,519,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,345,728.75 : 636,654,814.25 = 249,652,410.19 : x
  2. Step 2: Convert to fraction form
    461,345,728.75/636,654,814.25 = 249,652,410.19/x
  3. Step 3: Cross multiply
    461,345,728.75x = 636,654,814.25 × 249,652,410.19
  4. Step 4: Simplify right side
    461,345,728.75x = 158,942,408,833,739,360
  5. Step 5: Solve for x
    x = 158,942,408,833,739,360/461,345,728.75
  6. Step 6: Final answer
    x = 344,519,086.08

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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.