Home / 2,485,462,814.64-3,431,228,259.24-1,815,655,748.40

Finding the Fourth Proportional to 2,485,462,814.64, 3,431,228,259.24 and 1,815,655,748.40

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Solution

The fourth proportional to 2,485,462,814.64, 3,431,228,259.24 and 1,815,655,748.40 is: 2,506,546,980.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,462,814.64 : 3,431,228,259.24 = 1,815,655,748.40 : x
  2. Step 2: Convert to fraction form
    2,485,462,814.64/3,431,228,259.24 = 1,815,655,748.40/x
  3. Step 3: Cross multiply
    2,485,462,814.64x = 3,431,228,259.24 × 1,815,655,748.40
  4. Step 4: Simplify right side
    2,485,462,814.64x = 6,229,929,312,961,631,232
  5. Step 5: Solve for x
    x = 6,229,929,312,961,631,232/2,485,462,814.64
  6. Step 6: Final answer
    x = 2,506,546,980.41

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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.