Home / 544,563,075.80-816,844,613.70-135,619,226.30

Finding the Fourth Proportional to 544,563,075.80, 816,844,613.70 and 135,619,226.30

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Solution

The fourth proportional to 544,563,075.80, 816,844,613.70 and 135,619,226.30 is: 203,428,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,563,075.80 : 816,844,613.70 = 135,619,226.30 : x
  2. Step 2: Convert to fraction form
    544,563,075.80/816,844,613.70 = 135,619,226.30/x
  3. Step 3: Cross multiply
    544,563,075.80x = 816,844,613.70 × 135,619,226.30
  4. Step 4: Simplify right side
    544,563,075.80x = 110,779,834,517,316,400
  5. Step 5: Solve for x
    x = 110,779,834,517,316,400/544,563,075.80
  6. Step 6: Final answer
    x = 203,428,839.45

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Double scale
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Similar ratio
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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.