Home / 841,488,606.46-1,262,232,920.64-228,072,832.21

Finding the Fourth Proportional to 841,488,606.46, 1,262,232,920.64 and 228,072,832.21

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Solution

The fourth proportional to 841,488,606.46, 1,262,232,920.64 and 228,072,832.21 is: 342,109,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,488,606.46 : 1,262,232,920.64 = 228,072,832.21 : x
  2. Step 2: Convert to fraction form
    841,488,606.46/1,262,232,920.64 = 228,072,832.21/x
  3. Step 3: Cross multiply
    841,488,606.46x = 1,262,232,920.64 × 228,072,832.21
  4. Step 4: Simplify right side
    841,488,606.46x = 287,881,037,119,064,992
  5. Step 5: Solve for x
    x = 287,881,037,119,064,992/841,488,606.46
  6. Step 6: Final answer
    x = 342,109,251.28

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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.