Home / 914,729,369.52-1,262,323,781.64-497,042,929.20

Finding the Fourth Proportional to 914,729,369.52, 1,262,323,781.64 and 497,042,929.20

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Solution

The fourth proportional to 914,729,369.52, 1,262,323,781.64 and 497,042,929.20 is: 685,917,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,729,369.52 : 1,262,323,781.64 = 497,042,929.20 : x
  2. Step 2: Convert to fraction form
    914,729,369.52/1,262,323,781.64 = 497,042,929.20/x
  3. Step 3: Cross multiply
    914,729,369.52x = 1,262,323,781.64 × 497,042,929.20
  4. Step 4: Simplify right side
    914,729,369.52x = 627,429,110,025,166,848
  5. Step 5: Solve for x
    x = 627,429,110,025,166,848/914,729,369.52
  6. Step 6: Final answer
    x = 685,917,748.93

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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.