Home / 380,257,058.40-570,385,587.60-176,183,714.40

Finding the Fourth Proportional to 380,257,058.40, 570,385,587.60 and 176,183,714.40

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Solution

The fourth proportional to 380,257,058.40, 570,385,587.60 and 176,183,714.40 is: 264,275,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,257,058.40 : 570,385,587.60 = 176,183,714.40 : x
  2. Step 2: Convert to fraction form
    380,257,058.40/570,385,587.60 = 176,183,714.40/x
  3. Step 3: Cross multiply
    380,257,058.40x = 570,385,587.60 × 176,183,714.40
  4. Step 4: Simplify right side
    380,257,058.40x = 100,492,651,463,594,592
  5. Step 5: Solve for x
    x = 100,492,651,463,594,592/380,257,058.40
  6. Step 6: Final answer
    x = 264,275,571.60

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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.