Home / 1,588,934,649.96-2,379,996,892.08-1,292,422,327.20

Finding the Fourth Proportional to 1,588,934,649.96, 2,379,996,892.08 and 1,292,422,327.20

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Solution

The fourth proportional to 1,588,934,649.96, 2,379,996,892.08 and 1,292,422,327.20 is: 1,935,863,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,934,649.96 : 2,379,996,892.08 = 1,292,422,327.20 : x
  2. Step 2: Convert to fraction form
    1,588,934,649.96/2,379,996,892.08 = 1,292,422,327.20/x
  3. Step 3: Cross multiply
    1,588,934,649.96x = 2,379,996,892.08 × 1,292,422,327.20
  4. Step 4: Simplify right side
    1,588,934,649.96x = 3,075,961,121,990,800,896
  5. Step 5: Solve for x
    x = 3,075,961,121,990,800,896/1,588,934,649.96
  6. Step 6: Final answer
    x = 1,935,863,833.08

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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.