Home / 293,393,942.60-439,587,029.10-155,014,579.40

Finding the Fourth Proportional to 293,393,942.60, 439,587,029.10 and 155,014,579.40

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Solution

The fourth proportional to 293,393,942.60, 439,587,029.10 and 155,014,579.40 is: 232,255,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,393,942.60 : 439,587,029.10 = 155,014,579.40 : x
  2. Step 2: Convert to fraction form
    293,393,942.60/439,587,029.10 = 155,014,579.40/x
  3. Step 3: Cross multiply
    293,393,942.60x = 439,587,029.10 × 155,014,579.40
  4. Step 4: Simplify right side
    293,393,942.60x = 68,142,398,425,632,064
  5. Step 5: Solve for x
    x = 68,142,398,425,632,064/293,393,942.60
  6. Step 6: Final answer
    x = 232,255,641.76

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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.