Home / 706,466,098.80-1,059,699,148.20-400,356,082.80

Finding the Fourth Proportional to 706,466,098.80, 1,059,699,148.20 and 400,356,082.80

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Solution

The fourth proportional to 706,466,098.80, 1,059,699,148.20 and 400,356,082.80 is: 600,534,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,466,098.80 : 1,059,699,148.20 = 400,356,082.80 : x
  2. Step 2: Convert to fraction form
    706,466,098.80/1,059,699,148.20 = 400,356,082.80/x
  3. Step 3: Cross multiply
    706,466,098.80x = 1,059,699,148.20 × 400,356,082.80
  4. Step 4: Simplify right side
    706,466,098.80x = 424,256,999,919,848,704
  5. Step 5: Solve for x
    x = 424,256,999,919,848,704/706,466,098.80
  6. Step 6: Final answer
    x = 600,534,124.20

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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.