Home / 243,232,177.34-365,430,317.15-155,964,671.12

Finding the Fourth Proportional to 243,232,177.34, 365,430,317.15 and 155,964,671.12

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Solution

The fourth proportional to 243,232,177.34, 365,430,317.15 and 155,964,671.12 is: 234,320,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,232,177.34 : 365,430,317.15 = 155,964,671.12 : x
  2. Step 2: Convert to fraction form
    243,232,177.34/365,430,317.15 = 155,964,671.12/x
  3. Step 3: Cross multiply
    243,232,177.34x = 365,430,317.15 × 155,964,671.12
  4. Step 4: Simplify right side
    243,232,177.34x = 56,994,219,229,946,632
  5. Step 5: Solve for x
    x = 56,994,219,229,946,632/243,232,177.34
  6. Step 6: Final answer
    x = 234,320,227.92

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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.