Home / 761,296,003.96-1,050,588,485.46-431,271,142.96

Finding the Fourth Proportional to 761,296,003.96, 1,050,588,485.46 and 431,271,142.96

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Solution

The fourth proportional to 761,296,003.96, 1,050,588,485.46 and 431,271,142.96 is: 595,154,177.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,296,003.96 : 1,050,588,485.46 = 431,271,142.96 : x
  2. Step 2: Convert to fraction form
    761,296,003.96/1,050,588,485.46 = 431,271,142.96/x
  3. Step 3: Cross multiply
    761,296,003.96x = 1,050,588,485.46 × 431,271,142.96
  4. Step 4: Simplify right side
    761,296,003.96x = 453,088,496,902,793,152
  5. Step 5: Solve for x
    x = 453,088,496,902,793,152/761,296,003.96
  6. Step 6: Final answer
    x = 595,154,177.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.