Home / 1,357,242,515.60-2,036,460,970.20-629,856,813.20

Finding the Fourth Proportional to 1,357,242,515.60, 2,036,460,970.20 and 629,856,813.20

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Solution

The fourth proportional to 1,357,242,515.60, 2,036,460,970.20 and 629,856,813.20 is: 945,062,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,242,515.60 : 2,036,460,970.20 = 629,856,813.20 : x
  2. Step 2: Convert to fraction form
    1,357,242,515.60/2,036,460,970.20 = 629,856,813.20/x
  3. Step 3: Cross multiply
    1,357,242,515.60x = 2,036,460,970.20 × 629,856,813.20
  4. Step 4: Simplify right side
    1,357,242,515.60x = 1,282,678,816,896,352,256
  5. Step 5: Solve for x
    x = 1,282,678,816,896,352,256/1,357,242,515.60
  6. Step 6: Final answer
    x = 945,062,361.48

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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.