Home / 1,193,531,853.45-1,635,144,472.78-1,148,798,549.11

Finding the Fourth Proportional to 1,193,531,853.45, 1,635,144,472.78 and 1,148,798,549.11

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Solution

The fourth proportional to 1,193,531,853.45, 1,635,144,472.78 and 1,148,798,549.11 is: 1,573,859,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,531,853.45 : 1,635,144,472.78 = 1,148,798,549.11 : x
  2. Step 2: Convert to fraction form
    1,193,531,853.45/1,635,144,472.78 = 1,148,798,549.11/x
  3. Step 3: Cross multiply
    1,193,531,853.45x = 1,635,144,472.78 × 1,148,798,549.11
  4. Step 4: Simplify right side
    1,193,531,853.45x = 1,878,451,597,914,899,712
  5. Step 5: Solve for x
    x = 1,878,451,597,914,899,712/1,193,531,853.45
  6. Step 6: Final answer
    x = 1,573,859,627.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.