Home / 1,168,749,440.75-1,612,924,927.80-647,228,672.75

Finding the Fourth Proportional to 1,168,749,440.75, 1,612,924,927.80 and 647,228,672.75

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Solution

The fourth proportional to 1,168,749,440.75, 1,612,924,927.80 and 647,228,672.75 is: 893,203,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,749,440.75 : 1,612,924,927.80 = 647,228,672.75 : x
  2. Step 2: Convert to fraction form
    1,168,749,440.75/1,612,924,927.80 = 647,228,672.75/x
  3. Step 3: Cross multiply
    1,168,749,440.75x = 1,612,924,927.80 × 647,228,672.75
  4. Step 4: Simplify right side
    1,168,749,440.75x = 1,043,931,260,265,383,552
  5. Step 5: Solve for x
    x = 1,043,931,260,265,383,552/1,168,749,440.75
  6. Step 6: Final answer
    x = 893,203,644.74

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Half scale
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Double scale
Find fourth proportional to 1,168,749,441.75, 1,612,924,929.18 and 647,228,673.75
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1.5x scale

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.