Home / 382,740,228.80-573,718,432.80-188,352,670.40

Finding the Fourth Proportional to 382,740,228.80, 573,718,432.80 and 188,352,670.40

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Solution

The fourth proportional to 382,740,228.80, 573,718,432.80 and 188,352,670.40 is: 282,336,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,740,228.80 : 573,718,432.80 = 188,352,670.40 : x
  2. Step 2: Convert to fraction form
    382,740,228.80/573,718,432.80 = 188,352,670.40/x
  3. Step 3: Cross multiply
    382,740,228.80x = 573,718,432.80 × 188,352,670.40
  4. Step 4: Simplify right side
    382,740,228.80x = 108,061,398,875,582,944
  5. Step 5: Solve for x
    x = 108,061,398,875,582,944/382,740,228.80
  6. Step 6: Final answer
    x = 282,336,140.14

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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.