Home / 379,764,009.60-569,646,014.40-364,458,508.80

Finding the Fourth Proportional to 379,764,009.60, 569,646,014.40 and 364,458,508.80

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Solution

The fourth proportional to 379,764,009.60, 569,646,014.40 and 364,458,508.80 is: 546,687,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,764,009.60 : 569,646,014.40 = 364,458,508.80 : x
  2. Step 2: Convert to fraction form
    379,764,009.60/569,646,014.40 = 364,458,508.80/x
  3. Step 3: Cross multiply
    379,764,009.60x = 569,646,014.40 × 364,458,508.80
  4. Step 4: Simplify right side
    379,764,009.60x = 207,612,336,952,087,328
  5. Step 5: Solve for x
    x = 207,612,336,952,087,328/379,764,009.60
  6. Step 6: Final answer
    x = 546,687,763.20

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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.