Home / 655,277,086.68-904,277,005.58-357,919,518.48

Finding the Fourth Proportional to 655,277,086.68, 904,277,005.58 and 357,919,518.48

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Solution

The fourth proportional to 655,277,086.68, 904,277,005.58 and 357,919,518.48 is: 493,926,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,277,086.68 : 904,277,005.58 = 357,919,518.48 : x
  2. Step 2: Convert to fraction form
    655,277,086.68/904,277,005.58 = 357,919,518.48/x
  3. Step 3: Cross multiply
    655,277,086.68x = 904,277,005.58 × 357,919,518.48
  4. Step 4: Simplify right side
    655,277,086.68x = 323,658,390,409,729,920
  5. Step 5: Solve for x
    x = 323,658,390,409,729,920/655,277,086.68
  6. Step 6: Final answer
    x = 493,926,000.14

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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.