Home / 443,333,854.34-611,774,476.05-245,083,525.54

Finding the Fourth Proportional to 443,333,854.34, 611,774,476.05 and 245,083,525.54

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Solution

The fourth proportional to 443,333,854.34, 611,774,476.05 and 245,083,525.54 is: 338,200,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,333,854.34 : 611,774,476.05 = 245,083,525.54 : x
  2. Step 2: Convert to fraction form
    443,333,854.34/611,774,476.05 = 245,083,525.54/x
  3. Step 3: Cross multiply
    443,333,854.34x = 611,774,476.05 × 245,083,525.54
  4. Step 4: Simplify right side
    443,333,854.34x = 149,935,845,425,720,288
  5. Step 5: Solve for x
    x = 149,935,845,425,720,288/443,333,854.34
  6. Step 6: Final answer
    x = 338,200,757.64

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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.