Home / 249,590,254.24-344,433,375.12-139,582,404.64

Finding the Fourth Proportional to 249,590,254.24, 344,433,375.12 and 139,582,404.64

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Solution

The fourth proportional to 249,590,254.24, 344,433,375.12 and 139,582,404.64 is: 192,623,060.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,590,254.24 : 344,433,375.12 = 139,582,404.64 : x
  2. Step 2: Convert to fraction form
    249,590,254.24/344,433,375.12 = 139,582,404.64/x
  3. Step 3: Cross multiply
    249,590,254.24x = 344,433,375.12 × 139,582,404.64
  4. Step 4: Simplify right side
    249,590,254.24x = 48,076,838,737,520,744
  5. Step 5: Solve for x
    x = 48,076,838,737,520,744/249,590,254.24
  6. Step 6: Final answer
    x = 192,623,060.88

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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.