Home / 570,444,315.56-787,861,493.70-384,484,789.16

Finding the Fourth Proportional to 570,444,315.56, 787,861,493.70 and 384,484,789.16

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Solution

The fourth proportional to 570,444,315.56, 787,861,493.70 and 384,484,789.16 is: 531,025,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,444,315.56 : 787,861,493.70 = 384,484,789.16 : x
  2. Step 2: Convert to fraction form
    570,444,315.56/787,861,493.70 = 384,484,789.16/x
  3. Step 3: Cross multiply
    570,444,315.56x = 787,861,493.70 × 384,484,789.16
  4. Step 4: Simplify right side
    570,444,315.56x = 302,920,760,292,527,232
  5. Step 5: Solve for x
    x = 302,920,760,292,527,232/570,444,315.56
  6. Step 6: Final answer
    x = 531,025,995.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.