Home / 531,965,799.84-734,105,850.66-297,020,459.28

Finding the Fourth Proportional to 531,965,799.84, 734,105,850.66 and 297,020,459.28

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Solution

The fourth proportional to 531,965,799.84, 734,105,850.66 and 297,020,459.28 is: 409,884,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,965,799.84 : 734,105,850.66 = 297,020,459.28 : x
  2. Step 2: Convert to fraction form
    531,965,799.84/734,105,850.66 = 297,020,459.28/x
  3. Step 3: Cross multiply
    531,965,799.84x = 734,105,850.66 × 297,020,459.28
  4. Step 4: Simplify right side
    531,965,799.84x = 218,044,456,923,168,256
  5. Step 5: Solve for x
    x = 218,044,456,923,168,256/531,965,799.84
  6. Step 6: Final answer
    x = 409,884,351.57

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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.