Home / 695,031,716.40-1,042,531,633.80-349,892,660.40

Finding the Fourth Proportional to 695,031,716.40, 1,042,531,633.80 and 349,892,660.40

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Solution

The fourth proportional to 695,031,716.40, 1,042,531,633.80 and 349,892,660.40 is: 524,830,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,031,716.40 : 1,042,531,633.80 = 349,892,660.40 : x
  2. Step 2: Convert to fraction form
    695,031,716.40/1,042,531,633.80 = 349,892,660.40/x
  3. Step 3: Cross multiply
    695,031,716.40x = 1,042,531,633.80 × 349,892,660.40
  4. Step 4: Simplify right side
    695,031,716.40x = 364,774,166,901,440,512
  5. Step 5: Solve for x
    x = 364,774,166,901,440,512/695,031,716.40
  6. Step 6: Final answer
    x = 524,830,965.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.