Home / 757,804,057.20-1,136,706,085.80-664,081,484.40

Finding the Fourth Proportional to 757,804,057.20, 1,136,706,085.80 and 664,081,484.40

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Solution

The fourth proportional to 757,804,057.20, 1,136,706,085.80 and 664,081,484.40 is: 996,122,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,804,057.20 : 1,136,706,085.80 = 664,081,484.40 : x
  2. Step 2: Convert to fraction form
    757,804,057.20/1,136,706,085.80 = 664,081,484.40/x
  3. Step 3: Cross multiply
    757,804,057.20x = 1,136,706,085.80 × 664,081,484.40
  4. Step 4: Simplify right side
    757,804,057.20x = 754,865,464,784,577,664
  5. Step 5: Solve for x
    x = 754,865,464,784,577,664/757,804,057.20
  6. Step 6: Final answer
    x = 996,122,226.60

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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.