Home / 528,057,680.40-792,086,520.60-482,670,723.60

Finding the Fourth Proportional to 528,057,680.40, 792,086,520.60 and 482,670,723.60

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Solution

The fourth proportional to 528,057,680.40, 792,086,520.60 and 482,670,723.60 is: 724,006,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,057,680.40 : 792,086,520.60 = 482,670,723.60 : x
  2. Step 2: Convert to fraction form
    528,057,680.40/792,086,520.60 = 482,670,723.60/x
  3. Step 3: Cross multiply
    528,057,680.40x = 792,086,520.60 × 482,670,723.60
  4. Step 4: Simplify right side
    528,057,680.40x = 382,316,974,051,808,320
  5. Step 5: Solve for x
    x = 382,316,974,051,808,320/528,057,680.40
  6. Step 6: Final answer
    x = 724,006,085.40

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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.