Home / 655,740,597.32-904,922,906.10-377,276,535.80

Finding the Fourth Proportional to 655,740,597.32, 904,922,906.10 and 377,276,535.80

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Solution

The fourth proportional to 655,740,597.32, 904,922,906.10 and 377,276,535.80 is: 520,642,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,740,597.32 : 904,922,906.10 = 377,276,535.80 : x
  2. Step 2: Convert to fraction form
    655,740,597.32/904,922,906.10 = 377,276,535.80/x
  3. Step 3: Cross multiply
    655,740,597.32x = 904,922,906.10 × 377,276,535.80
  4. Step 4: Simplify right side
    655,740,597.32x = 341,406,179,179,476,736
  5. Step 5: Solve for x
    x = 341,406,179,179,476,736/655,740,597.32
  6. Step 6: Final answer
    x = 520,642,126.74

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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.