Home / 457,753,994.24-631,623,929.81-269,619,746.81

Finding the Fourth Proportional to 457,753,994.24, 631,623,929.81 and 269,619,746.81

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Solution

The fourth proportional to 457,753,994.24, 631,623,929.81 and 269,619,746.81 is: 372,030,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,753,994.24 : 631,623,929.81 = 269,619,746.81 : x
  2. Step 2: Convert to fraction form
    457,753,994.24/631,623,929.81 = 269,619,746.81/x
  3. Step 3: Cross multiply
    457,753,994.24x = 631,623,929.81 × 269,619,746.81
  4. Step 4: Simplify right side
    457,753,994.24x = 170,298,284,030,003,168
  5. Step 5: Solve for x
    x = 170,298,284,030,003,168/457,753,994.24
  6. Step 6: Final answer
    x = 372,030,143.21

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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.