Home / 310,837,363.15-429,149,149-197,870,594.94

Finding the Fourth Proportional to 310,837,363.15, 429,149,149 and 197,870,594.94

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Solution

The fourth proportional to 310,837,363.15, 429,149,149 and 197,870,594.94 is: 273,184,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,837,363.15 : 429,149,149 = 197,870,594.94 : x
  2. Step 2: Convert to fraction form
    310,837,363.15/429,149,149 = 197,870,594.94/x
  3. Step 3: Cross multiply
    310,837,363.15x = 429,149,149 × 197,870,594.94
  4. Step 4: Simplify right side
    310,837,363.15x = 84,915,997,430,624,704
  5. Step 5: Solve for x
    x = 84,915,997,430,624,704/310,837,363.15
  6. Step 6: Final answer
    x = 273,184,653.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.