Home / 537,857,953.09-742,224,379.32-299,690,831.86

Finding the Fourth Proportional to 537,857,953.09, 742,224,379.32 and 299,690,831.86

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Solution

The fourth proportional to 537,857,953.09, 742,224,379.32 and 299,690,831.86 is: 413,562,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,953.09 : 742,224,379.32 = 299,690,831.86 : x
  2. Step 2: Convert to fraction form
    537,857,953.09/742,224,379.32 = 299,690,831.86/x
  3. Step 3: Cross multiply
    537,857,953.09x = 742,224,379.32 × 299,690,831.86
  4. Step 4: Simplify right side
    537,857,953.09x = 222,437,841,665,183,008
  5. Step 5: Solve for x
    x = 222,437,841,665,183,008/537,857,953.09
  6. Step 6: Final answer
    x = 413,562,429.24

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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.