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Finding the Fourth Proportional to 360,133,617.11, 496,495,642.64 and 252,696,966.34

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Solution

The fourth proportional to 360,133,617.11, 496,495,642.64 and 252,696,966.34 is: 348,378,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,133,617.11 : 496,495,642.64 = 252,696,966.34 : x
  2. Step 2: Convert to fraction form
    360,133,617.11/496,495,642.64 = 252,696,966.34/x
  3. Step 3: Cross multiply
    360,133,617.11x = 496,495,642.64 × 252,696,966.34
  4. Step 4: Simplify right side
    360,133,617.11x = 125,462,942,698,902,448
  5. Step 5: Solve for x
    x = 125,462,942,698,902,448/360,133,617.11
  6. Step 6: Final answer
    x = 348,378,870.34

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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.