Home / 657,385,249.62-907,191,962.58-360,046,191.66

Finding the Fourth Proportional to 657,385,249.62, 907,191,962.58 and 360,046,191.66

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Solution

The fourth proportional to 657,385,249.62, 907,191,962.58 and 360,046,191.66 is: 496,863,918.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,385,249.62 : 907,191,962.58 = 360,046,191.66 : x
  2. Step 2: Convert to fraction form
    657,385,249.62/907,191,962.58 = 360,046,191.66/x
  3. Step 3: Cross multiply
    657,385,249.62x = 907,191,962.58 × 360,046,191.66
  4. Step 4: Simplify right side
    657,385,249.62x = 326,631,011,231,490,240
  5. Step 5: Solve for x
    x = 326,631,011,231,490,240/657,385,249.62
  6. Step 6: Final answer
    x = 496,863,918.71

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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.