Home / 897,452,279.33-1,346,652,385.64-636,820,966.61

Finding the Fourth Proportional to 897,452,279.33, 1,346,652,385.64 and 636,820,966.61

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Solution

The fourth proportional to 897,452,279.33, 1,346,652,385.64 and 636,820,966.61 is: 955,567,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,452,279.33 : 1,346,652,385.64 = 636,820,966.61 : x
  2. Step 2: Convert to fraction form
    897,452,279.33/1,346,652,385.64 = 636,820,966.61/x
  3. Step 3: Cross multiply
    897,452,279.33x = 1,346,652,385.64 × 636,820,966.61
  4. Step 4: Simplify right side
    897,452,279.33x = 857,576,473,901,009,920
  5. Step 5: Solve for x
    x = 857,576,473,901,009,920/897,452,279.33
  6. Step 6: Final answer
    x = 955,567,770.74

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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.