Home / 786,189,364-1,084,938,269.52-433,787,287.84

Finding the Fourth Proportional to 786,189,364, 1,084,938,269.52 and 433,787,287.84

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Solution

The fourth proportional to 786,189,364, 1,084,938,269.52 and 433,787,287.84 is: 598,624,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,189,364 : 1,084,938,269.52 = 433,787,287.84 : x
  2. Step 2: Convert to fraction form
    786,189,364/1,084,938,269.52 = 433,787,287.84/x
  3. Step 3: Cross multiply
    786,189,364x = 1,084,938,269.52 × 433,787,287.84
  4. Step 4: Simplify right side
    786,189,364x = 470,632,429,408,903,680
  5. Step 5: Solve for x
    x = 470,632,429,408,903,680/786,189,364
  6. Step 6: Final answer
    x = 598,624,772.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.