Home / 228,068,504,575.50-314,734,847,985.08-123,781,967,477.88

Finding the Fourth Proportional to 228,068,504,575.50, 314,734,847,985.08 and 123,781,967,477.88

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Solution

The fourth proportional to 228,068,504,575.50, 314,734,847,985.08 and 123,781,967,477.88 is: 170,819,284,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,068,504,575.50 : 314,734,847,985.08 = 123,781,967,477.88 : x
  2. Step 2: Convert to fraction form
    228,068,504,575.50/314,734,847,985.08 = 123,781,967,477.88/x
  3. Step 3: Cross multiply
    228,068,504,575.50x = 314,734,847,985.08 × 123,781,967,477.88
  4. Step 4: Simplify right side
    228,068,504,575.50x = 38,958,498,717,444,681,498,624
  5. Step 5: Solve for x
    x = 38,958,498,717,444,681,498,624/228,068,504,575.50
  6. Step 6: Final answer
    x = 170,819,284,275.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.