Home / 400,353,327.34-600,620,545.13-216,116,849.25

Finding the Fourth Proportional to 400,353,327.34, 600,620,545.13 and 216,116,849.25

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Solution

The fourth proportional to 400,353,327.34, 600,620,545.13 and 216,116,849.25 is: 324,224,156.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,353,327.34 : 600,620,545.13 = 216,116,849.25 : x
  2. Step 2: Convert to fraction form
    400,353,327.34/600,620,545.13 = 216,116,849.25/x
  3. Step 3: Cross multiply
    400,353,327.34x = 600,620,545.13 × 216,116,849.25
  4. Step 4: Simplify right side
    400,353,327.34x = 129,804,219,807,232,448
  5. Step 5: Solve for x
    x = 129,804,219,807,232,448/400,353,327.34
  6. Step 6: Final answer
    x = 324,224,156.37

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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.