Home / 415,119,003.42-622,808,035.50-123,997,613.82

Finding the Fourth Proportional to 415,119,003.42, 622,808,035.50 and 123,997,613.82

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Solution

The fourth proportional to 415,119,003.42, 622,808,035.50 and 123,997,613.82 is: 186,035,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,119,003.42 : 622,808,035.50 = 123,997,613.82 : x
  2. Step 2: Convert to fraction form
    415,119,003.42/622,808,035.50 = 123,997,613.82/x
  3. Step 3: Cross multiply
    415,119,003.42x = 622,808,035.50 × 123,997,613.82
  4. Step 4: Simplify right side
    415,119,003.42x = 77,226,710,269,921,840
  5. Step 5: Solve for x
    x = 77,226,710,269,921,840/415,119,003.42
  6. Step 6: Final answer
    x = 186,035,111.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.