Home / 319,270,242.98-479,149,801.22-144,516,000.23

Finding the Fourth Proportional to 319,270,242.98, 479,149,801.22 and 144,516,000.23

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Solution

The fourth proportional to 319,270,242.98, 479,149,801.22 and 144,516,000.23 is: 216,884,643.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,270,242.98 : 479,149,801.22 = 144,516,000.23 : x
  2. Step 2: Convert to fraction form
    319,270,242.98/479,149,801.22 = 144,516,000.23/x
  3. Step 3: Cross multiply
    319,270,242.98x = 479,149,801.22 × 144,516,000.23
  4. Step 4: Simplify right side
    319,270,242.98x = 69,244,812,781,325,264
  5. Step 5: Solve for x
    x = 69,244,812,781,325,264/319,270,242.98
  6. Step 6: Final answer
    x = 216,884,643.35

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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.