Home / 11,426,363,995.20-17,139,545,992.80-3,146,528,961.60

Finding the Fourth Proportional to 11,426,363,995.20, 17,139,545,992.80 and 3,146,528,961.60

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Solution

The fourth proportional to 11,426,363,995.20, 17,139,545,992.80 and 3,146,528,961.60 is: 4,719,793,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426,363,995.20 : 17,139,545,992.80 = 3,146,528,961.60 : x
  2. Step 2: Convert to fraction form
    11,426,363,995.20/17,139,545,992.80 = 3,146,528,961.60/x
  3. Step 3: Cross multiply
    11,426,363,995.20x = 17,139,545,992.80 × 3,146,528,961.60
  4. Step 4: Simplify right side
    11,426,363,995.20x = 53,930,077,855,020,417,024
  5. Step 5: Solve for x
    x = 53,930,077,855,020,417,024/11,426,363,995.20
  6. Step 6: Final answer
    x = 4,719,793,442.40

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Double scale
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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.