Home / 115,596,386.40-173,394,579.60-47,487,957.60

Finding the Fourth Proportional to 115,596,386.40, 173,394,579.60 and 47,487,957.60

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Solution

The fourth proportional to 115,596,386.40, 173,394,579.60 and 47,487,957.60 is: 71,231,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,596,386.40 : 173,394,579.60 = 47,487,957.60 : x
  2. Step 2: Convert to fraction form
    115,596,386.40/173,394,579.60 = 47,487,957.60/x
  3. Step 3: Cross multiply
    115,596,386.40x = 173,394,579.60 × 47,487,957.60
  4. Step 4: Simplify right side
    115,596,386.40x = 8,234,154,444,114,625
  5. Step 5: Solve for x
    x = 8,234,154,444,114,625/115,596,386.40
  6. Step 6: Final answer
    x = 71,231,936.40

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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.