Home / 2,192,195,407.40-3,288,293,111.10-556,420,009.40

Finding the Fourth Proportional to 2,192,195,407.40, 3,288,293,111.10 and 556,420,009.40

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Solution

The fourth proportional to 2,192,195,407.40, 3,288,293,111.10 and 556,420,009.40 is: 834,630,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,195,407.40 : 3,288,293,111.10 = 556,420,009.40 : x
  2. Step 2: Convert to fraction form
    2,192,195,407.40/3,288,293,111.10 = 556,420,009.40/x
  3. Step 3: Cross multiply
    2,192,195,407.40x = 3,288,293,111.10 × 556,420,009.40
  4. Step 4: Simplify right side
    2,192,195,407.40x = 1,829,672,083,788,217,088
  5. Step 5: Solve for x
    x = 1,829,672,083,788,217,088/2,192,195,407.40
  6. Step 6: Final answer
    x = 834,630,014.10

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Double scale
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Similar ratio
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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.