Home / 688,996,920,219.40-1,033,495,380,329.10-185,918,501,236.60

Finding the Fourth Proportional to 688,996,920,219.40, 1,033,495,380,329.10 and 185,918,501,236.60

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Solution

The fourth proportional to 688,996,920,219.40, 1,033,495,380,329.10 and 185,918,501,236.60 is: 278,877,751,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,996,920,219.40 : 1,033,495,380,329.10 = 185,918,501,236.60 : x
  2. Step 2: Convert to fraction form
    688,996,920,219.40/1,033,495,380,329.10 = 185,918,501,236.60/x
  3. Step 3: Cross multiply
    688,996,920,219.40x = 1,033,495,380,329.10 × 185,918,501,236.60
  4. Step 4: Simplify right side
    688,996,920,219.40x = 192,145,912,145,736,179,384,320
  5. Step 5: Solve for x
    x = 192,145,912,145,736,179,384,320/688,996,920,219.40
  6. Step 6: Final answer
    x = 278,877,751,854.90

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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.