Home / 389,276,168,692.92-584,082,054,154.57-210,166,593,493.47

Finding the Fourth Proportional to 389,276,168,692.92, 584,082,054,154.57 and 210,166,593,493.47

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Solution

The fourth proportional to 389,276,168,692.92, 584,082,054,154.57 and 210,166,593,493.47 is: 315,340,484,506.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,276,168,692.92 : 584,082,054,154.57 = 210,166,593,493.47 : x
  2. Step 2: Convert to fraction form
    389,276,168,692.92/584,082,054,154.57 = 210,166,593,493.47/x
  3. Step 3: Cross multiply
    389,276,168,692.92x = 584,082,054,154.57 × 210,166,593,493.47
  4. Step 4: Simplify right side
    389,276,168,692.92x = 122,754,535,642,334,427,611,136
  5. Step 5: Solve for x
    x = 122,754,535,642,334,427,611,136/389,276,168,692.92
  6. Step 6: Final answer
    x = 315,340,484,506.18

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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.