Home / 507,421,502.26-700,260,889.17-284,407,270.54

Finding the Fourth Proportional to 507,421,502.26, 700,260,889.17 and 284,407,270.54

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Solution

The fourth proportional to 507,421,502.26, 700,260,889.17 and 284,407,270.54 is: 392,492,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,421,502.26 : 700,260,889.17 = 284,407,270.54 : x
  2. Step 2: Convert to fraction form
    507,421,502.26/700,260,889.17 = 284,407,270.54/x
  3. Step 3: Cross multiply
    507,421,502.26x = 700,260,889.17 × 284,407,270.54
  4. Step 4: Simplify right side
    507,421,502.26x = 199,159,288,154,753,152
  5. Step 5: Solve for x
    x = 199,159,288,154,753,152/507,421,502.26
  6. Step 6: Final answer
    x = 392,492,803.85

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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.