Home / 528,058,345.40-792,087,518.10-482,671,388.60

Finding the Fourth Proportional to 528,058,345.40, 792,087,518.10 and 482,671,388.60

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Solution

The fourth proportional to 528,058,345.40, 792,087,518.10 and 482,671,388.60 is: 724,007,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,058,345.40 : 792,087,518.10 = 482,671,388.60 : x
  2. Step 2: Convert to fraction form
    528,058,345.40/792,087,518.10 = 482,671,388.60/x
  3. Step 3: Cross multiply
    528,058,345.40x = 792,087,518.10 × 482,671,388.60
  4. Step 4: Simplify right side
    528,058,345.40x = 382,317,982,254,054,656
  5. Step 5: Solve for x
    x = 382,317,982,254,054,656/528,058,345.40
  6. Step 6: Final answer
    x = 724,007,082.90

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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.