Home / 528,059,085.90-792,088,628.85-482,672,129.10

Finding the Fourth Proportional to 528,059,085.90, 792,088,628.85 and 482,672,129.10

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Solution

The fourth proportional to 528,059,085.90, 792,088,628.85 and 482,672,129.10 is: 724,008,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,059,085.90 : 792,088,628.85 = 482,672,129.10 : x
  2. Step 2: Convert to fraction form
    528,059,085.90/792,088,628.85 = 482,672,129.10/x
  3. Step 3: Cross multiply
    528,059,085.90x = 792,088,628.85 × 482,672,129.10
  4. Step 4: Simplify right side
    528,059,085.90x = 382,319,104,922,929,216
  5. Step 5: Solve for x
    x = 382,319,104,922,929,216/528,059,085.90
  6. Step 6: Final answer
    x = 724,008,193.65

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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.