Home / 1,154,663,861.96-1,594,751,371.08-782,740,192.52

Finding the Fourth Proportional to 1,154,663,861.96, 1,594,751,371.08 and 782,740,192.52

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Solution

The fourth proportional to 1,154,663,861.96, 1,594,751,371.08 and 782,740,192.52 is: 1,081,073,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,663,861.96 : 1,594,751,371.08 = 782,740,192.52 : x
  2. Step 2: Convert to fraction form
    1,154,663,861.96/1,594,751,371.08 = 782,740,192.52/x
  3. Step 3: Cross multiply
    1,154,663,861.96x = 1,594,751,371.08 × 782,740,192.52
  4. Step 4: Simplify right side
    1,154,663,861.96x = 1,248,275,995,220,692,992
  5. Step 5: Solve for x
    x = 1,248,275,995,220,692,992/1,154,663,861.96
  6. Step 6: Final answer
    x = 1,081,073,060.61

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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.