Home / 662,971,336.90-994,457,005.35-404,691,010.90

Finding the Fourth Proportional to 662,971,336.90, 994,457,005.35 and 404,691,010.90

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Solution

The fourth proportional to 662,971,336.90, 994,457,005.35 and 404,691,010.90 is: 607,036,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,971,336.90 : 994,457,005.35 = 404,691,010.90 : x
  2. Step 2: Convert to fraction form
    662,971,336.90/994,457,005.35 = 404,691,010.90/x
  3. Step 3: Cross multiply
    662,971,336.90x = 994,457,005.35 × 404,691,010.90
  4. Step 4: Simplify right side
    662,971,336.90x = 402,447,810,791,678,208
  5. Step 5: Solve for x
    x = 402,447,810,791,678,208/662,971,336.90
  6. Step 6: Final answer
    x = 607,036,516.35

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Double scale
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Similar ratio
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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.