Home / 1,123,739,969,803-1,550,495,367,827-635,998,907,340.80

Finding the Fourth Proportional to 1,123,739,969,803, 1,550,495,367,827 and 635,998,907,340.80

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Solution

The fourth proportional to 1,123,739,969,803, 1,550,495,367,827 and 635,998,907,340.80 is: 877,528,063,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,739,969,803 : 1,550,495,367,827 = 635,998,907,340.80 : x
  2. Step 2: Convert to fraction form
    1,123,739,969,803/1,550,495,367,827 = 635,998,907,340.80/x
  3. Step 3: Cross multiply
    1,123,739,969,803x = 1,550,495,367,827 × 635,998,907,340.80
  4. Step 4: Simplify right side
    1,123,739,969,803x = 986,113,359,774,943,872,548,864
  5. Step 5: Solve for x
    x = 986,113,359,774,943,872,548,864/1,123,739,969,803
  6. Step 6: Final answer
    x = 877,528,063,674.57

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Double scale
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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.