Home / 916,470,757.80-1,374,706,136.70-334,223,998.20

Finding the Fourth Proportional to 916,470,757.80, 1,374,706,136.70 and 334,223,998.20

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Solution

The fourth proportional to 916,470,757.80, 1,374,706,136.70 and 334,223,998.20 is: 501,335,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,470,757.80 : 1,374,706,136.70 = 334,223,998.20 : x
  2. Step 2: Convert to fraction form
    916,470,757.80/1,374,706,136.70 = 334,223,998.20/x
  3. Step 3: Cross multiply
    916,470,757.80x = 1,374,706,136.70 × 334,223,998.20
  4. Step 4: Simplify right side
    916,470,757.80x = 459,459,781,357,949,760
  5. Step 5: Solve for x
    x = 459,459,781,357,949,760/916,470,757.80
  6. Step 6: Final answer
    x = 501,335,997.30

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Double scale
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Similar ratio
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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.