Home / 846,923,983,393.20-1,270,761,127,290.70-443,911,676,100.72

Finding the Fourth Proportional to 846,923,983,393.20, 1,270,761,127,290.70 and 443,911,676,100.72

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Solution

The fourth proportional to 846,923,983,393.20, 1,270,761,127,290.70 and 443,911,676,100.72 is: 666,064,148,613.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,923,983,393.20 : 1,270,761,127,290.70 = 443,911,676,100.72 : x
  2. Step 2: Convert to fraction form
    846,923,983,393.20/1,270,761,127,290.70 = 443,911,676,100.72/x
  3. Step 3: Cross multiply
    846,923,983,393.20x = 1,270,761,127,290.70 × 443,911,676,100.72
  4. Step 4: Simplify right side
    846,923,983,393.20x = 564,105,701,939,254,988,374,016
  5. Step 5: Solve for x
    x = 564,105,701,939,254,988,374,016/846,923,983,393.20
  6. Step 6: Final answer
    x = 666,064,148,613.63

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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.