Home / 310,732,827.20-466,099,240.80-213,986,945.60

Finding the Fourth Proportional to 310,732,827.20, 466,099,240.80 and 213,986,945.60

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Solution

The fourth proportional to 310,732,827.20, 466,099,240.80 and 213,986,945.60 is: 320,980,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,732,827.20 : 466,099,240.80 = 213,986,945.60 : x
  2. Step 2: Convert to fraction form
    310,732,827.20/466,099,240.80 = 213,986,945.60/x
  3. Step 3: Cross multiply
    310,732,827.20x = 466,099,240.80 × 213,986,945.60
  4. Step 4: Simplify right side
    310,732,827.20x = 99,739,152,885,270,896
  5. Step 5: Solve for x
    x = 99,739,152,885,270,896/310,732,827.20
  6. Step 6: Final answer
    x = 320,980,418.40

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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.