Home / 351,756,447.40-527,634,671.10-299,604,370.60

Finding the Fourth Proportional to 351,756,447.40, 527,634,671.10 and 299,604,370.60

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Solution

The fourth proportional to 351,756,447.40, 527,634,671.10 and 299,604,370.60 is: 449,406,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,756,447.40 : 527,634,671.10 = 299,604,370.60 : x
  2. Step 2: Convert to fraction form
    351,756,447.40/527,634,671.10 = 299,604,370.60/x
  3. Step 3: Cross multiply
    351,756,447.40x = 527,634,671.10 × 299,604,370.60
  4. Step 4: Simplify right side
    351,756,447.40x = 158,081,653,541,653,536
  5. Step 5: Solve for x
    x = 158,081,653,541,653,536/351,756,447.40
  6. Step 6: Final answer
    x = 449,406,555.90

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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.