Home / 293,414,937.30-440,122,405.95-140,359,929.30

Finding the Fourth Proportional to 293,414,937.30, 440,122,405.95 and 140,359,929.30

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Solution

The fourth proportional to 293,414,937.30, 440,122,405.95 and 140,359,929.30 is: 210,539,893.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,414,937.30 : 440,122,405.95 = 140,359,929.30 : x
  2. Step 2: Convert to fraction form
    293,414,937.30/440,122,405.95 = 140,359,929.30/x
  3. Step 3: Cross multiply
    293,414,937.30x = 440,122,405.95 × 140,359,929.30
  4. Step 4: Simplify right side
    293,414,937.30x = 61,775,549,782,487,904
  5. Step 5: Solve for x
    x = 61,775,549,782,487,904/293,414,937.30
  6. Step 6: Final answer
    x = 210,539,893.95

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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.