Home / 6,459,064,892.64-8,913,512,967.84-3,488,841,138.24

Finding the Fourth Proportional to 6,459,064,892.64, 8,913,512,967.84 and 3,488,841,138.24

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Solution

The fourth proportional to 6,459,064,892.64, 8,913,512,967.84 and 3,488,841,138.24 is: 4,814,602,615.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,064,892.64 : 8,913,512,967.84 = 3,488,841,138.24 : x
  2. Step 2: Convert to fraction form
    6,459,064,892.64/8,913,512,967.84 = 3,488,841,138.24/x
  3. Step 3: Cross multiply
    6,459,064,892.64x = 8,913,512,967.84 × 3,488,841,138.24
  4. Step 4: Simplify right side
    6,459,064,892.64x = 31,097,830,728,435,904,512
  5. Step 5: Solve for x
    x = 31,097,830,728,435,904,512/6,459,064,892.64
  6. Step 6: Final answer
    x = 4,814,602,615.91

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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.