Home / 885,816,092.40-1,328,724,138.60-369,255,440.40

Finding the Fourth Proportional to 885,816,092.40, 1,328,724,138.60 and 369,255,440.40

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Solution

The fourth proportional to 885,816,092.40, 1,328,724,138.60 and 369,255,440.40 is: 553,883,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,816,092.40 : 1,328,724,138.60 = 369,255,440.40 : x
  2. Step 2: Convert to fraction form
    885,816,092.40/1,328,724,138.60 = 369,255,440.40/x
  3. Step 3: Cross multiply
    885,816,092.40x = 1,328,724,138.60 × 369,255,440.40
  4. Step 4: Simplify right side
    885,816,092.40x = 490,638,616,968,853,568
  5. Step 5: Solve for x
    x = 490,638,616,968,853,568/885,816,092.40
  6. Step 6: Final answer
    x = 553,883,160.60

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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.