Home / 1,232,393,871.90-1,700,744,672.82-675,478,345.98

Finding the Fourth Proportional to 1,232,393,871.90, 1,700,744,672.82 and 675,478,345.98

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Solution

The fourth proportional to 1,232,393,871.90, 1,700,744,672.82 and 675,478,345.98 is: 932,182,660.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,393,871.90 : 1,700,744,672.82 = 675,478,345.98 : x
  2. Step 2: Convert to fraction form
    1,232,393,871.90/1,700,744,672.82 = 675,478,345.98/x
  3. Step 3: Cross multiply
    1,232,393,871.90x = 1,700,744,672.82 × 675,478,345.98
  4. Step 4: Simplify right side
    1,232,393,871.90x = 1,148,816,198,530,749,824
  5. Step 5: Solve for x
    x = 1,148,816,198,530,749,824/1,232,393,871.90
  6. Step 6: Final answer
    x = 932,182,660.69

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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.