Home / 1,347,208,548.20-2,020,812,822.30-657,558,218.60

Finding the Fourth Proportional to 1,347,208,548.20, 2,020,812,822.30 and 657,558,218.60

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Solution

The fourth proportional to 1,347,208,548.20, 2,020,812,822.30 and 657,558,218.60 is: 986,337,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,208,548.20 : 2,020,812,822.30 = 657,558,218.60 : x
  2. Step 2: Convert to fraction form
    1,347,208,548.20/2,020,812,822.30 = 657,558,218.60/x
  3. Step 3: Cross multiply
    1,347,208,548.20x = 2,020,812,822.30 × 657,558,218.60
  4. Step 4: Simplify right side
    1,347,208,548.20x = 1,328,802,079,555,626,496
  5. Step 5: Solve for x
    x = 1,328,802,079,555,626,496/1,347,208,548.20
  6. Step 6: Final answer
    x = 986,337,327.90

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1.5x scale

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.