Home / 926,413,963.41-1,389,665,636.51-304,615,429.10

Finding the Fourth Proportional to 926,413,963.41, 1,389,665,636.51 and 304,615,429.10

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Solution

The fourth proportional to 926,413,963.41, 1,389,665,636.51 and 304,615,429.10 is: 456,937,838.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,413,963.41 : 1,389,665,636.51 = 304,615,429.10 : x
  2. Step 2: Convert to fraction form
    926,413,963.41/1,389,665,636.51 = 304,615,429.10/x
  3. Step 3: Cross multiply
    926,413,963.41x = 1,389,665,636.51 × 304,615,429.10
  4. Step 4: Simplify right side
    926,413,963.41x = 423,313,594,162,546,944
  5. Step 5: Solve for x
    x = 423,313,594,162,546,944/926,413,963.41
  6. Step 6: Final answer
    x = 456,937,838.68

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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.