Home / 528,058,890.90-792,088,336.35-482,671,934.10

Finding the Fourth Proportional to 528,058,890.90, 792,088,336.35 and 482,671,934.10

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Solution

The fourth proportional to 528,058,890.90, 792,088,336.35 and 482,671,934.10 is: 724,007,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,058,890.90 : 792,088,336.35 = 482,671,934.10 : x
  2. Step 2: Convert to fraction form
    528,058,890.90/792,088,336.35 = 482,671,934.10/x
  3. Step 3: Cross multiply
    528,058,890.90x = 792,088,336.35 × 482,671,934.10
  4. Step 4: Simplify right side
    528,058,890.90x = 382,318,809,284,105,856
  5. Step 5: Solve for x
    x = 382,318,809,284,105,856/528,058,890.90
  6. Step 6: Final answer
    x = 724,007,901.15

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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.