Home / 252,033,939.60-378,050,909.40-148,296,656.40

Finding the Fourth Proportional to 252,033,939.60, 378,050,909.40 and 148,296,656.40

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Solution

The fourth proportional to 252,033,939.60, 378,050,909.40 and 148,296,656.40 is: 222,444,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,033,939.60 : 378,050,909.40 = 148,296,656.40 : x
  2. Step 2: Convert to fraction form
    252,033,939.60/378,050,909.40 = 148,296,656.40/x
  3. Step 3: Cross multiply
    252,033,939.60x = 378,050,909.40 × 148,296,656.40
  4. Step 4: Simplify right side
    252,033,939.60x = 56,063,685,812,999,328
  5. Step 5: Solve for x
    x = 56,063,685,812,999,328/252,033,939.60
  6. Step 6: Final answer
    x = 222,444,984.60

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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.