Home / 1,123,739,969,802.30-1,550,495,367,826-635,998,907,340.04

Finding the Fourth Proportional to 1,123,739,969,802.30, 1,550,495,367,826 and 635,998,907,340.04

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Solution

The fourth proportional to 1,123,739,969,802.30, 1,550,495,367,826 and 635,998,907,340.04 is: 877,528,063,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,739,969,802.30 : 1,550,495,367,826 = 635,998,907,340.04 : x
  2. Step 2: Convert to fraction form
    1,123,739,969,802.30/1,550,495,367,826 = 635,998,907,340.04/x
  3. Step 3: Cross multiply
    1,123,739,969,802.30x = 1,550,495,367,826 × 635,998,907,340.04
  4. Step 4: Simplify right side
    1,123,739,969,802.30x = 986,113,359,773,129,517,301,760
  5. Step 5: Solve for x
    x = 986,113,359,773,129,517,301,760/1,123,739,969,802.30
  6. Step 6: Final answer
    x = 877,528,063,673.50

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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.