Home / 352,146,812.40-528,220,218.60-179,959,928.40

Finding the Fourth Proportional to 352,146,812.40, 528,220,218.60 and 179,959,928.40

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Solution

The fourth proportional to 352,146,812.40, 528,220,218.60 and 179,959,928.40 is: 269,939,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,146,812.40 : 528,220,218.60 = 179,959,928.40 : x
  2. Step 2: Convert to fraction form
    352,146,812.40/528,220,218.60 = 179,959,928.40/x
  3. Step 3: Cross multiply
    352,146,812.40x = 528,220,218.60 × 179,959,928.40
  4. Step 4: Simplify right side
    352,146,812.40x = 95,058,472,718,688,352
  5. Step 5: Solve for x
    x = 95,058,472,718,688,352/352,146,812.40
  6. Step 6: Final answer
    x = 269,939,892.60

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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.