Home / 897,452,279.83-1,346,652,386.39-636,820,967.11

Finding the Fourth Proportional to 897,452,279.83, 1,346,652,386.39 and 636,820,967.11

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Solution

The fourth proportional to 897,452,279.83, 1,346,652,386.39 and 636,820,967.11 is: 955,567,771.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,452,279.83 : 1,346,652,386.39 = 636,820,967.11 : x
  2. Step 2: Convert to fraction form
    897,452,279.83/1,346,652,386.39 = 636,820,967.11/x
  3. Step 3: Cross multiply
    897,452,279.83x = 1,346,652,386.39 × 636,820,967.11
  4. Step 4: Simplify right side
    897,452,279.83x = 857,576,475,051,951,872
  5. Step 5: Solve for x
    x = 857,576,475,051,951,872/897,452,279.83
  6. Step 6: Final answer
    x = 955,567,771.49

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Double scale
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1.5x scale

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.