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Finding the Fourth Proportional to 671,901,652.64, 927,224,273.04 and 362,852,308.64

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Solution

The fourth proportional to 671,901,652.64, 927,224,273.04 and 362,852,308.64 is: 500,736,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,901,652.64 : 927,224,273.04 = 362,852,308.64 : x
  2. Step 2: Convert to fraction form
    671,901,652.64/927,224,273.04 = 362,852,308.64/x
  3. Step 3: Cross multiply
    671,901,652.64x = 927,224,273.04 × 362,852,308.64
  4. Step 4: Simplify right side
    671,901,652.64x = 336,445,468,099,609,664
  5. Step 5: Solve for x
    x = 336,445,468,099,609,664/671,901,652.64
  6. Step 6: Final answer
    x = 500,736,181.82

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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.