Home / 601,988,823.20-902,983,234.80-510,155,818.40

Finding the Fourth Proportional to 601,988,823.20, 902,983,234.80 and 510,155,818.40

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Solution

The fourth proportional to 601,988,823.20, 902,983,234.80 and 510,155,818.40 is: 765,233,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,988,823.20 : 902,983,234.80 = 510,155,818.40 : x
  2. Step 2: Convert to fraction form
    601,988,823.20/902,983,234.80 = 510,155,818.40/x
  3. Step 3: Cross multiply
    601,988,823.20x = 902,983,234.80 × 510,155,818.40
  4. Step 4: Simplify right side
    601,988,823.20x = 460,662,151,150,873,344
  5. Step 5: Solve for x
    x = 460,662,151,150,873,344/601,988,823.20
  6. Step 6: Final answer
    x = 765,233,727.60

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Similar ratio
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1.5x scale

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.