Home / 310,837,362.02-429,149,147.45-197,870,593.81

Finding the Fourth Proportional to 310,837,362.02, 429,149,147.45 and 197,870,593.81

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Solution

The fourth proportional to 310,837,362.02, 429,149,147.45 and 197,870,593.81 is: 273,184,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,837,362.02 : 429,149,147.45 = 197,870,593.81 : x
  2. Step 2: Convert to fraction form
    310,837,362.02/429,149,147.45 = 197,870,593.81/x
  3. Step 3: Cross multiply
    310,837,362.02x = 429,149,147.45 × 197,870,593.81
  4. Step 4: Simplify right side
    310,837,362.02x = 84,915,996,638,986,752
  5. Step 5: Solve for x
    x = 84,915,996,638,986,752/310,837,362.02
  6. Step 6: Final answer
    x = 273,184,652.22

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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.