Home / 261,087,460.02-360,817,433.20-213,970,233.12

Finding the Fourth Proportional to 261,087,460.02, 360,817,433.20 and 213,970,233.12

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Solution

The fourth proportional to 261,087,460.02, 360,817,433.20 and 213,970,233.12 is: 295,702,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,087,460.02 : 360,817,433.20 = 213,970,233.12 : x
  2. Step 2: Convert to fraction form
    261,087,460.02/360,817,433.20 = 213,970,233.12/x
  3. Step 3: Cross multiply
    261,087,460.02x = 360,817,433.20 × 213,970,233.12
  4. Step 4: Simplify right side
    261,087,460.02x = 77,204,190,295,564,032
  5. Step 5: Solve for x
    x = 77,204,190,295,564,032/261,087,460.02
  6. Step 6: Final answer
    x = 295,702,406.73

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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.