Home / 841,488,618.42-1,262,232,938.58-228,072,844.17

Finding the Fourth Proportional to 841,488,618.42, 1,262,232,938.58 and 228,072,844.17

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Solution

The fourth proportional to 841,488,618.42, 1,262,232,938.58 and 228,072,844.17 is: 342,109,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,488,618.42 : 1,262,232,938.58 = 228,072,844.17 : x
  2. Step 2: Convert to fraction form
    841,488,618.42/1,262,232,938.58 = 228,072,844.17/x
  3. Step 3: Cross multiply
    841,488,618.42x = 1,262,232,938.58 × 228,072,844.17
  4. Step 4: Simplify right side
    841,488,618.42x = 287,881,056,306,997,472
  5. Step 5: Solve for x
    x = 287,881,056,306,997,472/841,488,618.42
  6. Step 6: Final answer
    x = 342,109,269.22

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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.