Home / 865,377,211.96-1,194,632,348.34-579,760,537.24

Finding the Fourth Proportional to 865,377,211.96, 1,194,632,348.34 and 579,760,537.24

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Solution

The fourth proportional to 865,377,211.96, 1,194,632,348.34 and 579,760,537.24 is: 800,345,424.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,377,211.96 : 1,194,632,348.34 = 579,760,537.24 : x
  2. Step 2: Convert to fraction form
    865,377,211.96/1,194,632,348.34 = 579,760,537.24/x
  3. Step 3: Cross multiply
    865,377,211.96x = 1,194,632,348.34 × 579,760,537.24
  4. Step 4: Simplify right side
    865,377,211.96x = 692,600,692,077,881,216
  5. Step 5: Solve for x
    x = 692,600,692,077,881,216/865,377,211.96
  6. Step 6: Final answer
    x = 800,345,424.52

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Double scale
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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.