Home / 18,864,579,693.60-28,296,869,540.40-6,441,048,007.20

Finding the Fourth Proportional to 18,864,579,693.60, 28,296,869,540.40 and 6,441,048,007.20

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Solution

The fourth proportional to 18,864,579,693.60, 28,296,869,540.40 and 6,441,048,007.20 is: 9,661,572,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864,579,693.60 : 28,296,869,540.40 = 6,441,048,007.20 : x
  2. Step 2: Convert to fraction form
    18,864,579,693.60/28,296,869,540.40 = 6,441,048,007.20/x
  3. Step 3: Cross multiply
    18,864,579,693.60x = 28,296,869,540.40 × 6,441,048,007.20
  4. Step 4: Simplify right side
    18,864,579,693.60x = 182,261,495,163,191,820,288
  5. Step 5: Solve for x
    x = 182,261,495,163,191,820,288/18,864,579,693.60
  6. Step 6: Final answer
    x = 9,661,572,010.80

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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.