Home / 352,582,568.40-528,873,852.60-191,339,432.40

Finding the Fourth Proportional to 352,582,568.40, 528,873,852.60 and 191,339,432.40

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Solution

The fourth proportional to 352,582,568.40, 528,873,852.60 and 191,339,432.40 is: 287,009,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,582,568.40 : 528,873,852.60 = 191,339,432.40 : x
  2. Step 2: Convert to fraction form
    352,582,568.40/528,873,852.60 = 191,339,432.40/x
  3. Step 3: Cross multiply
    352,582,568.40x = 528,873,852.60 × 191,339,432.40
  4. Step 4: Simplify right side
    352,582,568.40x = 101,194,422,767,685,264
  5. Step 5: Solve for x
    x = 101,194,422,767,685,264/352,582,568.40
  6. Step 6: Final answer
    x = 287,009,148.60

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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.