Home / 282,376,172.26-389,558,240.95-176,345,509.23

Finding the Fourth Proportional to 282,376,172.26, 389,558,240.95 and 176,345,509.23

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Solution

The fourth proportional to 282,376,172.26, 389,558,240.95 and 176,345,509.23 is: 243,281,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,376,172.26 : 389,558,240.95 = 176,345,509.23 : x
  2. Step 2: Convert to fraction form
    282,376,172.26/389,558,240.95 = 176,345,509.23/x
  3. Step 3: Cross multiply
    282,376,172.26x = 389,558,240.95 × 176,345,509.23
  4. Step 4: Simplify right side
    282,376,172.26x = 68,696,846,375,070,784
  5. Step 5: Solve for x
    x = 68,696,846,375,070,784/282,376,172.26
  6. Step 6: Final answer
    x = 243,281,314.51

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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.