Home / 1,123,739,969,805.30-1,550,495,367,830.20-635,998,907,343.06

Finding the Fourth Proportional to 1,123,739,969,805.30, 1,550,495,367,830.20 and 635,998,907,343.06

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Solution

The fourth proportional to 1,123,739,969,805.30, 1,550,495,367,830.20 and 635,998,907,343.06 is: 877,528,063,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,739,969,805.30 : 1,550,495,367,830.20 = 635,998,907,343.06 : x
  2. Step 2: Convert to fraction form
    1,123,739,969,805.30/1,550,495,367,830.20 = 635,998,907,343.06/x
  3. Step 3: Cross multiply
    1,123,739,969,805.30x = 1,550,495,367,830.20 × 635,998,907,343.06
  4. Step 4: Simplify right side
    1,123,739,969,805.30x = 986,113,359,780,483,172,401,152
  5. Step 5: Solve for x
    x = 986,113,359,780,483,172,401,152/1,123,739,969,805.30
  6. Step 6: Final answer
    x = 877,528,063,677.70

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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.