Home / 805,632,957,053.12-1,207,853,683,063.80-487,208,364,544.64

Finding the Fourth Proportional to 805,632,957,053.12, 1,207,853,683,063.80 and 487,208,364,544.64

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Solution

The fourth proportional to 805,632,957,053.12, 1,207,853,683,063.80 and 487,208,364,544.64 is: 730,452,264,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,632,957,053.12 : 1,207,853,683,063.80 = 487,208,364,544.64 : x
  2. Step 2: Convert to fraction form
    805,632,957,053.12/1,207,853,683,063.80 = 487,208,364,544.64/x
  3. Step 3: Cross multiply
    805,632,957,053.12x = 1,207,853,683,063.80 × 487,208,364,544.64
  4. Step 4: Simplify right side
    805,632,957,053.12x = 588,476,417,534,733,951,434,752
  5. Step 5: Solve for x
    x = 588,476,417,534,733,951,434,752/805,632,957,053.12
  6. Step 6: Final answer
    x = 730,452,264,126.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.