Home / 468,488,294.09-646,513,906.08-259,657,918.73

Finding the Fourth Proportional to 468,488,294.09, 646,513,906.08 and 259,657,918.73

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Solution

The fourth proportional to 468,488,294.09, 646,513,906.08 and 259,657,918.73 is: 358,327,961.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,488,294.09 : 646,513,906.08 = 259,657,918.73 : x
  2. Step 2: Convert to fraction form
    468,488,294.09/646,513,906.08 = 259,657,918.73/x
  3. Step 3: Cross multiply
    468,488,294.09x = 646,513,906.08 × 259,657,918.73
  4. Step 4: Simplify right side
    468,488,294.09x = 167,872,455,282,735,488
  5. Step 5: Solve for x
    x = 167,872,455,282,735,488/468,488,294.09
  6. Step 6: Final answer
    x = 358,327,961.23

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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.