Home / 683,160,604.97-942,762,079.70-369,895,031.15

Finding the Fourth Proportional to 683,160,604.97, 942,762,079.70 and 369,895,031.15

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Solution

The fourth proportional to 683,160,604.97, 942,762,079.70 and 369,895,031.15 is: 510,455,383.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,160,604.97 : 942,762,079.70 = 369,895,031.15 : x
  2. Step 2: Convert to fraction form
    683,160,604.97/942,762,079.70 = 369,895,031.15/x
  3. Step 3: Cross multiply
    683,160,604.97x = 942,762,079.70 × 369,895,031.15
  4. Step 4: Simplify right side
    683,160,604.97x = 348,723,008,831,107,008
  5. Step 5: Solve for x
    x = 348,723,008,831,107,008/683,160,604.97
  6. Step 6: Final answer
    x = 510,455,383.84

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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.