Home / 389,276,168,696.49-584,082,054,159.93-210,166,593,497.04

Finding the Fourth Proportional to 389,276,168,696.49, 584,082,054,159.93 and 210,166,593,497.04

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Solution

The fourth proportional to 389,276,168,696.49, 584,082,054,159.93 and 210,166,593,497.04 is: 315,340,484,511.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,276,168,696.49 : 584,082,054,159.93 = 210,166,593,497.04 : x
  2. Step 2: Convert to fraction form
    389,276,168,696.49/584,082,054,159.93 = 210,166,593,497.04/x
  3. Step 3: Cross multiply
    389,276,168,696.49x = 584,082,054,159.93 × 210,166,593,497.04
  4. Step 4: Simplify right side
    389,276,168,696.49x = 122,754,535,645,546,123,624,448
  5. Step 5: Solve for x
    x = 122,754,535,645,546,123,624,448/389,276,168,696.49
  6. Step 6: Final answer
    x = 315,340,484,511.54

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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.