Home / 5,623,791,718.40-8,435,687,577.60-4,712,264,115.20

Finding the Fourth Proportional to 5,623,791,718.40, 8,435,687,577.60 and 4,712,264,115.20

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Solution

The fourth proportional to 5,623,791,718.40, 8,435,687,577.60 and 4,712,264,115.20 is: 7,068,396,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623,791,718.40 : 8,435,687,577.60 = 4,712,264,115.20 : x
  2. Step 2: Convert to fraction form
    5,623,791,718.40/8,435,687,577.60 = 4,712,264,115.20/x
  3. Step 3: Cross multiply
    5,623,791,718.40x = 8,435,687,577.60 × 4,712,264,115.20
  4. Step 4: Simplify right side
    5,623,791,718.40x = 39,751,187,858,962,898,944
  5. Step 5: Solve for x
    x = 39,751,187,858,962,898,944/5,623,791,718.40
  6. Step 6: Final answer
    x = 7,068,396,172.80

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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.