Home / 546,535,136.80-819,802,705.20-493,816,189.60

Finding the Fourth Proportional to 546,535,136.80, 819,802,705.20 and 493,816,189.60

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Solution

The fourth proportional to 546,535,136.80, 819,802,705.20 and 493,816,189.60 is: 740,724,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,535,136.80 : 819,802,705.20 = 493,816,189.60 : x
  2. Step 2: Convert to fraction form
    546,535,136.80/819,802,705.20 = 493,816,189.60/x
  3. Step 3: Cross multiply
    546,535,136.80x = 819,802,705.20 × 493,816,189.60
  4. Step 4: Simplify right side
    546,535,136.80x = 404,831,848,105,636,160
  5. Step 5: Solve for x
    x = 404,831,848,105,636,160/546,535,136.80
  6. Step 6: Final answer
    x = 740,724,284.40

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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.