Home / 189,552,007.20-284,328,010.80-158,941,005.60

Finding the Fourth Proportional to 189,552,007.20, 284,328,010.80 and 158,941,005.60

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Solution

The fourth proportional to 189,552,007.20, 284,328,010.80 and 158,941,005.60 is: 238,411,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552,007.20 : 284,328,010.80 = 158,941,005.60 : x
  2. Step 2: Convert to fraction form
    189,552,007.20/284,328,010.80 = 158,941,005.60/x
  3. Step 3: Cross multiply
    189,552,007.20x = 284,328,010.80 × 158,941,005.60
  4. Step 4: Simplify right side
    189,552,007.20x = 45,191,379,956,799,664
  5. Step 5: Solve for x
    x = 45,191,379,956,799,664/189,552,007.20
  6. Step 6: Final answer
    x = 238,411,508.40

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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.