Home / 202,386,607.86-303,090,490.35-115,862,589.30

Finding the Fourth Proportional to 202,386,607.86, 303,090,490.35 and 115,862,589.30

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Solution

The fourth proportional to 202,386,607.86, 303,090,490.35 and 115,862,589.30 is: 173,513,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,386,607.86 : 303,090,490.35 = 115,862,589.30 : x
  2. Step 2: Convert to fraction form
    202,386,607.86/303,090,490.35 = 115,862,589.30/x
  3. Step 3: Cross multiply
    202,386,607.86x = 303,090,490.35 × 115,862,589.30
  4. Step 4: Simplify right side
    202,386,607.86x = 35,116,849,004,157,664
  5. Step 5: Solve for x
    x = 35,116,849,004,157,664/202,386,607.86
  6. Step 6: Final answer
    x = 173,513,699.23

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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.