Home / 28,236,347,327.58-42,344,622,016.62-8,333,924,392.86

Finding the Fourth Proportional to 28,236,347,327.58, 42,344,622,016.62 and 8,333,924,392.86

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Solution

The fourth proportional to 28,236,347,327.58, 42,344,622,016.62 and 8,333,924,392.86 is: 12,497,964,918.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,236,347,327.58 : 42,344,622,016.62 = 8,333,924,392.86 : x
  2. Step 2: Convert to fraction form
    28,236,347,327.58/42,344,622,016.62 = 8,333,924,392.86/x
  3. Step 3: Cross multiply
    28,236,347,327.58x = 42,344,622,016.62 × 8,333,924,392.86
  4. Step 4: Simplify right side
    28,236,347,327.58x = 352,896,878,330,746,044,416
  5. Step 5: Solve for x
    x = 352,896,878,330,746,044,416/28,236,347,327.58
  6. Step 6: Final answer
    x = 12,497,964,918.64

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1.5x scale

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.