Home / 507,421,501.26-700,260,887.79-284,407,269.54

Finding the Fourth Proportional to 507,421,501.26, 700,260,887.79 and 284,407,269.54

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Solution

The fourth proportional to 507,421,501.26, 700,260,887.79 and 284,407,269.54 is: 392,492,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,421,501.26 : 700,260,887.79 = 284,407,269.54 : x
  2. Step 2: Convert to fraction form
    507,421,501.26/700,260,887.79 = 284,407,269.54/x
  3. Step 3: Cross multiply
    507,421,501.26x = 700,260,887.79 × 284,407,269.54
  4. Step 4: Simplify right side
    507,421,501.26x = 199,159,287,062,010,240
  5. Step 5: Solve for x
    x = 199,159,287,062,010,240/507,421,501.26
  6. Step 6: Final answer
    x = 392,492,802.47

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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.