Home / 11,557,798,826.20-15,948,788,229.12-6,407,983,714.72

Finding the Fourth Proportional to 11,557,798,826.20, 15,948,788,229.12 and 6,407,983,714.72

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Solution

The fourth proportional to 11,557,798,826.20, 15,948,788,229.12 and 6,407,983,714.72 is: 8,842,477,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557,798,826.20 : 15,948,788,229.12 = 6,407,983,714.72 : x
  2. Step 2: Convert to fraction form
    11,557,798,826.20/15,948,788,229.12 = 6,407,983,714.72/x
  3. Step 3: Cross multiply
    11,557,798,826.20x = 15,948,788,229.12 × 6,407,983,714.72
  4. Step 4: Simplify right side
    11,557,798,826.20x = 102,199,575,241,719,005,184
  5. Step 5: Solve for x
    x = 102,199,575,241,719,005,184/11,557,798,826.20
  6. Step 6: Final answer
    x = 8,842,477,428.32

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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.