Home / 840,160,546.10-1,260,240,819.15-452,740,057.10

Finding the Fourth Proportional to 840,160,546.10, 1,260,240,819.15 and 452,740,057.10

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Solution

The fourth proportional to 840,160,546.10, 1,260,240,819.15 and 452,740,057.10 is: 679,110,085.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,160,546.10 : 1,260,240,819.15 = 452,740,057.10 : x
  2. Step 2: Convert to fraction form
    840,160,546.10/1,260,240,819.15 = 452,740,057.10/x
  3. Step 3: Cross multiply
    840,160,546.10x = 1,260,240,819.15 × 452,740,057.10
  4. Step 4: Simplify right side
    840,160,546.10x = 570,561,500,421,721,856
  5. Step 5: Solve for x
    x = 570,561,500,421,721,856/840,160,546.10
  6. Step 6: Final answer
    x = 679,110,085.65

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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.