Home / 580,623,005.20-870,934,507.80-534,265,603.60

Finding the Fourth Proportional to 580,623,005.20, 870,934,507.80 and 534,265,603.60

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Solution

The fourth proportional to 580,623,005.20, 870,934,507.80 and 534,265,603.60 is: 801,398,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,623,005.20 : 870,934,507.80 = 534,265,603.60 : x
  2. Step 2: Convert to fraction form
    580,623,005.20/870,934,507.80 = 534,265,603.60/x
  3. Step 3: Cross multiply
    580,623,005.20x = 870,934,507.80 × 534,265,603.60
  4. Step 4: Simplify right side
    580,623,005.20x = 465,310,350,505,835,904
  5. Step 5: Solve for x
    x = 465,310,350,505,835,904/580,623,005.20
  6. Step 6: Final answer
    x = 801,398,405.40

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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.