Home / 310,837,364.55-429,149,150.91-197,870,596.35

Finding the Fourth Proportional to 310,837,364.55, 429,149,150.91 and 197,870,596.35

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Solution

The fourth proportional to 310,837,364.55, 429,149,150.91 and 197,870,596.35 is: 273,184,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,837,364.55 : 429,149,150.91 = 197,870,596.35 : x
  2. Step 2: Convert to fraction form
    310,837,364.55/429,149,150.91 = 197,870,596.35/x
  3. Step 3: Cross multiply
    310,837,364.55x = 429,149,150.91 × 197,870,596.35
  4. Step 4: Simplify right side
    310,837,364.55x = 84,915,998,413,657,840
  5. Step 5: Solve for x
    x = 84,915,998,413,657,840/310,837,364.55
  6. Step 6: Final answer
    x = 273,184,655.70

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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.