Home / 1,063,561,819.92-1,467,960,199.52-623,670,389.52

Finding the Fourth Proportional to 1,063,561,819.92, 1,467,960,199.52 and 623,670,389.52

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Solution

The fourth proportional to 1,063,561,819.92, 1,467,960,199.52 and 623,670,389.52 is: 860,808,739.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,561,819.92 : 1,467,960,199.52 = 623,670,389.52 : x
  2. Step 2: Convert to fraction form
    1,063,561,819.92/1,467,960,199.52 = 623,670,389.52/x
  3. Step 3: Cross multiply
    1,063,561,819.92x = 1,467,960,199.52 × 623,670,389.52
  4. Step 4: Simplify right side
    1,063,561,819.92x = 915,523,309,434,495,232
  5. Step 5: Solve for x
    x = 915,523,309,434,495,232/1,063,561,819.92
  6. Step 6: Final answer
    x = 860,808,739.36

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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.