Home / 491,137,270.40-736,705,905.60-294,716,676.80

Finding the Fourth Proportional to 491,137,270.40, 736,705,905.60 and 294,716,676.80

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Solution

The fourth proportional to 491,137,270.40, 736,705,905.60 and 294,716,676.80 is: 442,075,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,137,270.40 : 736,705,905.60 = 294,716,676.80 : x
  2. Step 2: Convert to fraction form
    491,137,270.40/736,705,905.60 = 294,716,676.80/x
  3. Step 3: Cross multiply
    491,137,270.40x = 736,705,905.60 × 294,716,676.80
  4. Step 4: Simplify right side
    491,137,270.40x = 217,119,516,277,366,528
  5. Step 5: Solve for x
    x = 217,119,516,277,366,528/491,137,270.40
  6. Step 6: Final answer
    x = 442,075,015.20

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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.