Home / 708,589,028.70-1,062,883,543.05-433,090,014.30

Finding the Fourth Proportional to 708,589,028.70, 1,062,883,543.05 and 433,090,014.30

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Solution

The fourth proportional to 708,589,028.70, 1,062,883,543.05 and 433,090,014.30 is: 649,635,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,028.70 : 1,062,883,543.05 = 433,090,014.30 : x
  2. Step 2: Convert to fraction form
    708,589,028.70/1,062,883,543.05 = 433,090,014.30/x
  3. Step 3: Cross multiply
    708,589,028.70x = 1,062,883,543.05 × 433,090,014.30
  4. Step 4: Simplify right side
    708,589,028.70x = 460,324,248,858,759,168
  5. Step 5: Solve for x
    x = 460,324,248,858,759,168/708,589,028.70
  6. Step 6: Final answer
    x = 649,635,021.45

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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.