Home / 683,160,602.72-942,762,076.58-369,895,028.90

Finding the Fourth Proportional to 683,160,602.72, 942,762,076.58 and 369,895,028.90

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Solution

The fourth proportional to 683,160,602.72, 942,762,076.58 and 369,895,028.90 is: 510,455,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,160,602.72 : 942,762,076.58 = 369,895,028.90 : x
  2. Step 2: Convert to fraction form
    683,160,602.72/942,762,076.58 = 369,895,028.90/x
  3. Step 3: Cross multiply
    683,160,602.72x = 942,762,076.58 × 369,895,028.90
  4. Step 4: Simplify right side
    683,160,602.72x = 348,723,005,558,593,984
  5. Step 5: Solve for x
    x = 348,723,005,558,593,984/683,160,602.72
  6. Step 6: Final answer
    x = 510,455,380.73

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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.