Home / 189,542,465.50-284,313,698.25-45,935,297.50

Finding the Fourth Proportional to 189,542,465.50, 284,313,698.25 and 45,935,297.50

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Solution

The fourth proportional to 189,542,465.50, 284,313,698.25 and 45,935,297.50 is: 68,902,946.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,542,465.50 : 284,313,698.25 = 45,935,297.50 : x
  2. Step 2: Convert to fraction form
    189,542,465.50/284,313,698.25 = 45,935,297.50/x
  3. Step 3: Cross multiply
    189,542,465.50x = 284,313,698.25 × 45,935,297.50
  4. Step 4: Simplify right side
    189,542,465.50x = 13,060,034,312,438,980
  5. Step 5: Solve for x
    x = 13,060,034,312,438,980/189,542,465.50
  6. Step 6: Final answer
    x = 68,902,946.25

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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.