Home / 855,597,845,416.20-1,283,396,768,124.30-458,879,264,680.20

Finding the Fourth Proportional to 855,597,845,416.20, 1,283,396,768,124.30 and 458,879,264,680.20

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Solution

The fourth proportional to 855,597,845,416.20, 1,283,396,768,124.30 and 458,879,264,680.20 is: 688,318,897,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,597,845,416.20 : 1,283,396,768,124.30 = 458,879,264,680.20 : x
  2. Step 2: Convert to fraction form
    855,597,845,416.20/1,283,396,768,124.30 = 458,879,264,680.20/x
  3. Step 3: Cross multiply
    855,597,845,416.20x = 1,283,396,768,124.30 × 458,879,264,680.20
  4. Step 4: Simplify right side
    855,597,845,416.20x = 588,924,165,249,823,947,096,064
  5. Step 5: Solve for x
    x = 588,924,165,249,823,947,096,064/855,597,845,416.20
  6. Step 6: Final answer
    x = 688,318,897,020.30

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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.