Home / 640,062,051.40-960,093,077.10-629,858,384.20

Finding the Fourth Proportional to 640,062,051.40, 960,093,077.10 and 629,858,384.20

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Solution

The fourth proportional to 640,062,051.40, 960,093,077.10 and 629,858,384.20 is: 944,787,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,062,051.40 : 960,093,077.10 = 629,858,384.20 : x
  2. Step 2: Convert to fraction form
    640,062,051.40/960,093,077.10 = 629,858,384.20/x
  3. Step 3: Cross multiply
    640,062,051.40x = 960,093,077.10 × 629,858,384.20
  4. Step 4: Simplify right side
    640,062,051.40x = 604,722,674,223,812,096
  5. Step 5: Solve for x
    x = 604,722,674,223,812,096/640,062,051.40
  6. Step 6: Final answer
    x = 944,787,576.30

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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.