Home / 528,058,342.40-792,087,513.60-482,671,385.60

Finding the Fourth Proportional to 528,058,342.40, 792,087,513.60 and 482,671,385.60

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Solution

The fourth proportional to 528,058,342.40, 792,087,513.60 and 482,671,385.60 is: 724,007,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,058,342.40 : 792,087,513.60 = 482,671,385.60 : x
  2. Step 2: Convert to fraction form
    528,058,342.40/792,087,513.60 = 482,671,385.60/x
  3. Step 3: Cross multiply
    528,058,342.40x = 792,087,513.60 × 482,671,385.60
  4. Step 4: Simplify right side
    528,058,342.40x = 382,317,977,705,770,880
  5. Step 5: Solve for x
    x = 382,317,977,705,770,880/528,058,342.40
  6. Step 6: Final answer
    x = 724,007,078.40

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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.