Home / 1,026,432,022.70-1,539,648,034.05-299,494,217.90

Finding the Fourth Proportional to 1,026,432,022.70, 1,539,648,034.05 and 299,494,217.90

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Solution

The fourth proportional to 1,026,432,022.70, 1,539,648,034.05 and 299,494,217.90 is: 449,241,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,022.70 : 1,539,648,034.05 = 299,494,217.90 : x
  2. Step 2: Convert to fraction form
    1,026,432,022.70/1,539,648,034.05 = 299,494,217.90/x
  3. Step 3: Cross multiply
    1,026,432,022.70x = 1,539,648,034.05 × 299,494,217.90
  4. Step 4: Simplify right side
    1,026,432,022.70x = 461,115,683,799,077,248
  5. Step 5: Solve for x
    x = 461,115,683,799,077,248/1,026,432,022.70
  6. Step 6: Final answer
    x = 449,241,326.85

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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.