Home / 243,232,225.11-365,430,388.88-155,964,718.89

Finding the Fourth Proportional to 243,232,225.11, 365,430,388.88 and 155,964,718.89

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Solution

The fourth proportional to 243,232,225.11, 365,430,388.88 and 155,964,718.89 is: 234,320,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,232,225.11 : 365,430,388.88 = 155,964,718.89 : x
  2. Step 2: Convert to fraction form
    243,232,225.11/365,430,388.88 = 155,964,718.89/x
  3. Step 3: Cross multiply
    243,232,225.11x = 365,430,388.88 × 155,964,718.89
  4. Step 4: Simplify right side
    243,232,225.11x = 56,994,247,875,922,488
  5. Step 5: Solve for x
    x = 56,994,247,875,922,488/243,232,225.11
  6. Step 6: Final answer
    x = 234,320,299.66

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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.