Home / 424,601,048,714.08-636,991,022,181.52-137,736,705,986.16

Finding the Fourth Proportional to 424,601,048,714.08, 636,991,022,181.52 and 137,736,705,986.16

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Solution

The fourth proportional to 424,601,048,714.08, 636,991,022,181.52 and 137,736,705,986.16 is: 206,634,075,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,601,048,714.08 : 636,991,022,181.52 = 137,736,705,986.16 : x
  2. Step 2: Convert to fraction form
    424,601,048,714.08/636,991,022,181.52 = 137,736,705,986.16/x
  3. Step 3: Cross multiply
    424,601,048,714.08x = 636,991,022,181.52 × 137,736,705,986.16
  4. Step 4: Simplify right side
    424,601,048,714.08x = 87,737,045,138,039,541,596,160
  5. Step 5: Solve for x
    x = 87,737,045,138,039,541,596,160/424,601,048,714.08
  6. Step 6: Final answer
    x = 206,634,075,454.49

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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.